402413320 has 32 divisors (see below), whose sum is σ = 908795520. Its totient is φ = 160367040.

The previous prime is 402413317. The next prime is 402413321. The reversal of 402413320 is 23314204.

It is a super-2 number, since 2×402413320² = 323872960226844800, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (402413321) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7722 + ... + 29401.

It is an arithmetic number, because the mean of its divisors is an integer number (28399860).

Almost surely, 2^402413320 is an apocalyptic number.

402413320 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

402413320 is an abundant number, since it is smaller than the sum of its proper divisors (506382200).

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

402413320 is a wasteful number, since it uses less digits than its factorization.

402413320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37405 (or 37401 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 19.

The square root of 402413320 is about 20060.2422717175. The cubic root of 402413320 is about 738.2851207958.

Adding to 402413320 its reverse (23314204), we get a palindrome (425727524).

The spelling of 402413320 in words is "four hundred two million, four hundred thirteen thousand, three hundred twenty".