39030970 has 24 divisors (see below), whose sum is σ = 77225652. Its totient is φ = 14192640.

The previous prime is 39030947. The next prime is 39030973. The reversal of 39030970 is 7903093.

It can be written as a sum of positive squares in 2 ways, for example, as 37540129 + 1490841 = 6127^2 + 1221^2 .

It is not an unprimeable number, because it can be changed into a prime (39030973) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 14919 + ... + 17338.

Almost surely, 2^39030970 is an apocalyptic number.

39030970 is a deficient number, since it is larger than the sum of its proper divisors (38194682).

39030970 is a wasteful number, since it uses less digits than its factorization.

39030970 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32286 (or 32275 counting only the distinct ones).

The product of its (nonzero) digits is 5103, while the sum is 31.

The square root of 39030970 is about 6247.4770907943. The cubic root of 39030970 is about 339.2108862076.

It can be divided in two parts, 39030 and 970, that added together give a square (40000 = 200²).

The spelling of 39030970 in words is "thirty-nine million, thirty thousand, nine hundred seventy".