427772202 has 64 divisors (see below), whose sum is σ = 1017999360. Its totient is φ = 118123200.

The previous prime is 427772183. The next prime is 427772209. The reversal of 427772202 is 202277724.

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

It is not an unprimeable number, because it can be changed into a prime (427772209) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 64627 + ... + 70937.

It is an arithmetic number, because the mean of its divisors is an integer number (15906240).

Almost surely, 2^427772202 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 427772202, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (508999680).

427772202 is an abundant number, since it is smaller than the sum of its proper divisors (590227158).

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

427772202 is a wasteful number, since it uses less digits than its factorization.

427772202 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6419.

The product of its (nonzero) digits is 21952, while the sum is 33.

The square root of 427772202 is about 20682.6546168523. The cubic root of 427772202 is about 753.4784801814.

The spelling of 427772202 in words is "four hundred twenty-seven million, seven hundred seventy-two thousand, two hundred two".