402113104 has 20 divisors (see below), whose sum is σ = 824923764. Its totient is φ = 189229568.

The previous prime is 402113083. The next prime is 402113111. The reversal of 402113104 is 401311204.

It can be written as a sum of positive squares in 2 ways, for example, as 249640000 + 152473104 = 15800^2 + 12348^2 .

It is a Harshad number since it is a multiple of its sum of digits (16).

It is a congruent number.

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, 738907 + ... + 739450.

Almost surely, 2^402113104 is an apocalyptic number.

It is an amenable number.

402113104 is an abundant number, since it is smaller than the sum of its proper divisors (422810660).

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

402113104 is a wasteful number, since it uses less digits than its factorization.

402113104 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1478382 (or 1478376 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 16.

The square root of 402113104 is about 20052.7580147969. The cubic root of 402113104 is about 738.1014786413.

Adding to 402113104 its reverse (401311204), we get a palindrome (803424308).

The spelling of 402113104 in words is "four hundred two million, one hundred thirteen thousand, one hundred four".