402894068 has 12 divisors (see below), whose sum is σ = 706988352. Its totient is φ = 200897400.

The previous prime is 402894049. The next prime is 402894077. The reversal of 402894068 is 860498204.

It is a hoax number, since the sum of its digits (41) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 135758 + ... + 138693.

It is an arithmetic number, because the mean of its divisors is an integer number (58915696).

Almost surely, 2^402894068 is an apocalyptic number.

It is an amenable number.

402894068 is a deficient number, since it is larger than the sum of its proper divisors (304094284).

402894068 is a wasteful number, since it uses less digits than its factorization.

402894068 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 274822 (or 274820 counting only the distinct ones).

The product of its (nonzero) digits is 110592, while the sum is 41.

The square root of 402894068 is about 20072.2213020881. The cubic root of 402894068 is about 738.5790042495.

The spelling of 402894068 in words is "four hundred two million, eight hundred ninety-four thousand, sixty-eight".