662198355 has 128 divisors (see below), whose sum is σ = 1525708800. Its totient is φ = 264632832.

The previous prime is 662198353. The next prime is 662198357. The reversal of 662198355 is 553891266.

662198355 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (662198353) and next prime (662198357).

It is not a de Polignac number, because 662198355 - 2¹ = 662198353 is a prime.

It is a super-2 number, since 2×662198355² = 877013322729412050, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a self number, because there is not a number n which added to its sum of digits gives 662198355.

It is not an unprimeable number, because it can be changed into a prime (662198353) by changing a digit.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 231997 + ... + 234833.

It is an arithmetic number, because the mean of its divisors is an integer number (11919600).

Almost surely, 2^662198355 is an apocalyptic number.

662198355 is a gapful number since it is divisible by the number (65) formed by its first and last digit.

662198355 is an abundant number, since it is smaller than the sum of its proper divisors (863510445).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

662198355 is a wasteful number, since it uses less digits than its factorization.

662198355 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2890 (or 2884 counting only the distinct ones).

The product of its digits is 388800, while the sum is 45.

The square root of 662198355 is about 25733.2150148403. The cubic root of 662198355 is about 871.6243731005.

It can be divided in two parts, 6621 and 98355, that added together give a 4-th power (104976 = 18⁴).

The spelling of 662198355 in words is "six hundred sixty-two million, one hundred ninety-eight thousand, three hundred fifty-five".