402094736 has 20 divisors (see below), whose sum is σ = 786775164. Its totient is φ = 199056000.

The previous prime is 402094723. The next prime is 402094783. The reversal of 402094736 is 637490204.

It can be written as a sum of positive squares in 2 ways, for example, as 206094736 + 196000000 = 14356^2 + 14000^2 .

It is a Smith number, since the sum of its digits (35) coincides with the sum of the digits of its prime factors.

It is a junction number, because it is equal to n+sod(n) for n = 402094696 and 402094705.

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, 122795 + ... + 126026.

Almost surely, 2^402094736 is an apocalyptic number.

It is an amenable number.

402094736 is a deficient number, since it is larger than the sum of its proper divisors (384680428).

402094736 is a wasteful number, since it uses less digits than its factorization.

402094736 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 248930 (or 248924 counting only the distinct ones).

The product of its (nonzero) digits is 36288, while the sum is 35.

The square root of 402094736 is about 20052.3000177037. The cubic root of 402094736 is about 738.0902399672.

The spelling of 402094736 in words is "four hundred two million, ninety-four thousand, seven hundred thirty-six".