402016942 has 8 divisors (see below), whose sum is σ = 603355032. Its totient is φ = 200898600.

The previous prime is 402016921. The next prime is 402016957. The reversal of 402016942 is 249610204.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a self number, because there is not a number n which added to its sum of digits gives 402016942.

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, 50284 + ... + 57727.

It is an arithmetic number, because the mean of its divisors is an integer number (75419379).

Almost surely, 2^402016942 is an apocalyptic number.

402016942 is a deficient number, since it is larger than the sum of its proper divisors (201338090).

402016942 is a wasteful number, since it uses less digits than its factorization.

402016942 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 109874.

The product of its (nonzero) digits is 3456, while the sum is 28.

The square root of 402016942 is about 20050.3601463914. The cubic root of 402016942 is about 738.0426370100.

The spelling of 402016942 in words is "four hundred two million, sixteen thousand, nine hundred forty-two".