402042696 has 64 divisors (see below), whose sum is σ = 1098377280. Its totient is φ = 121620480.

The previous prime is 402042661. The next prime is 402042701. The reversal of 402042696 is 696240204.

It is a happy number.

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

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 225360 + ... + 227136.

It is an arithmetic number, because the mean of its divisors is an integer number (17162145).

Almost surely, 2^402042696 is an apocalyptic number.

It is an amenable number.

402042696 is an abundant number, since it is smaller than the sum of its proper divisors (696334584).

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

402042696 is a wasteful number, since it uses less digits than its factorization.

402042696 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2654 (or 2650 counting only the distinct ones).

The product of its (nonzero) digits is 20736, while the sum is 33.

The square root of 402042696 is about 20051.0023689590. The cubic root of 402042696 is about 738.0583968302.

The spelling of 402042696 in words is "four hundred two million, forty-two thousand, six hundred ninety-six".