9402072 has 16 divisors (see below), whose sum is σ = 23505240. Its totient is φ = 3134016.

The previous prime is 9402067. The next prime is 9402091. The reversal of 9402072 is 2702049.

It is a Harshad number since it is a multiple of its sum of digits (24), and also a Moran number because the ratio is a prime number: 391753 = 9402072 / (9 + 4 + 0 + 2 + 0 + 7 + 2).

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, 195853 + ... + 195900.

Almost surely, 2^9402072 is an apocalyptic number.

It is an amenable number.

9402072 is an abundant number, since it is smaller than the sum of its proper divisors (14103168).

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

9402072 is a wasteful number, since it uses less digits than its factorization.

9402072 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 391762 (or 391758 counting only the distinct ones).

The product of its (nonzero) digits is 1008, while the sum is 24.

The square root of 9402072 is about 3066.2798306743. The cubic root of 9402072 is about 211.0609349102.

The spelling of 9402072 in words is "nine million, four hundred two thousand, seventy-two".