612361662 has 64 divisors (see below), whose sum is σ = 1387266048. Its totient is φ = 178524000.

The previous prime is 612361597. The next prime is 612361681. The reversal of 612361662 is 266163216.

It is a Harshad number since it is a multiple of its sum of digits (33).

It is a nude number because it is divisible by every one of its digits.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 390003 + ... + 391569.

It is an arithmetic number, because the mean of its divisors is an integer number (21676032).

Almost surely, 2^612361662 is an apocalyptic number.

612361662 is a gapful number since it is divisible by the number (62) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 612361662, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (693633024).

612361662 is an abundant number, since it is smaller than the sum of its proper divisors (774904386).

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

612361662 is a wasteful number, since it uses less digits than its factorization.

612361662 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1805.

The product of its digits is 15552, while the sum is 33.

The square root of 612361662 is about 24745.9423340474. The cubic root of 612361662 is about 849.1856847110.

The spelling of 612361662 in words is "six hundred twelve million, three hundred sixty-one thousand, six hundred sixty-two".