39030372 has 18 divisors (see below), whose sum is σ = 98660198. Its totient is φ = 13010112.

The previous prime is 39030371. The next prime is 39030391. The reversal of 39030372 is 27303093.

It can be written as a sum of positive squares in only one way, i.e., 32558436 + 6471936 = 5706^2 + 2544^2 .

It is a tau number, because it is divible by the number of its divisors (18).

It is not an unprimeable number, because it can be changed into a prime (39030371) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 542053 + ... + 542124.

Almost surely, 2^39030372 is an apocalyptic number.

It is an amenable number.

39030372 is an abundant number, since it is smaller than the sum of its proper divisors (59629826).

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

39030372 is a wasteful number, since it uses less digits than its factorization.

39030372 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1084187 (or 1084182 counting only the distinct ones).

The product of its (nonzero) digits is 3402, while the sum is 27.

The square root of 39030372 is about 6247.4292312919. The cubic root of 39030372 is about 339.2091538299.

The spelling of 39030372 in words is "thirty-nine million, thirty thousand, three hundred seventy-two".