509922402 has 32 divisors (see below), whose sum is σ = 1120046400. Its totient is φ = 153481920.

The previous prime is 509922401. The next prime is 509922467. The reversal of 509922402 is 204229905.

It is a super-2 number, since 2×509922402² = 520041712122899208, which contains 22 as substring.

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 (509922401) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 16093 + ... + 35760.

It is an arithmetic number, because the mean of its divisors is an integer number (35001450).

Almost surely, 2^509922402 is an apocalyptic number.

509922402 is an abundant number, since it is smaller than the sum of its proper divisors (610123998).

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

509922402 is a wasteful number, since it uses less digits than its factorization.

509922402 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 52018.

The product of its (nonzero) digits is 12960, while the sum is 33.

The square root of 509922402 is about 22581.4614673187. The cubic root of 509922402 is about 798.9164507723.

The spelling of 509922402 in words is "five hundred nine million, nine hundred twenty-two thousand, four hundred two".