3009402738 has 12 divisors (see below), whose sum is σ = 6520372638. Its totient is φ = 1003134240.

The previous prime is 3009402727. The next prime is 3009402743. The reversal of 3009402738 is 8372049003.

It can be written as a sum of positive squares in only one way, i.e., 2385052569 + 624350169 = 48837^2 + 24987^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 83594503 + ... + 83594538.

Almost surely, 2^3009402738 is an apocalyptic number.

3009402738 is an abundant number, since it is smaller than the sum of its proper divisors (3510969900).

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

3009402738 is a wasteful number, since it uses less digits than its factorization.

3009402738 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 167189049 (or 167189046 counting only the distinct ones).

The product of its (nonzero) digits is 36288, while the sum is 36.

The square root of 3009402738 is about 54858.0234605659. The cubic root of 3009402738 is about 1443.7547871433.

The spelling of 3009402738 in words is "three billion, nine million, four hundred two thousand, seven hundred thirty-eight".