622277552 has 20 divisors (see below), whose sum is σ = 1298406480. Its totient is φ = 287204928.

The previous prime is 622277497. The next prime is 622277567. The reversal of 622277552 is 255772226.

It is a super-2 number, since 2×622277552² = 774458703446225408, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1495652 + ... + 1496067.

It is an arithmetic number, because the mean of its divisors is an integer number (64920324).

Almost surely, 2^622277552 is an apocalyptic number.

It is an amenable number.

622277552 is an abundant number, since it is smaller than the sum of its proper divisors (676128928).

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

622277552 is a wasteful number, since it uses less digits than its factorization.

622277552 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2991740 (or 2991734 counting only the distinct ones).

The product of its digits is 117600, while the sum is 38.

The square root of 622277552 is about 24945.4916167231. The cubic root of 622277552 is about 853.7447476323.

The spelling of 622277552 in words is "six hundred twenty-two million, two hundred seventy-seven thousand, five hundred fifty-two".