39220516 has 12 divisors (see below), whose sum is σ = 68681088. Its totient is φ = 19597352.

The previous prime is 39220463. The next prime is 39220523. The reversal of 39220516 is 61502293.

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, 7785 + ... + 11791.

It is an arithmetic number, because the mean of its divisors is an integer number (5723424).

Almost surely, 2^39220516 is an apocalyptic number.

It is an amenable number.

39220516 is a deficient number, since it is larger than the sum of its proper divisors (29460572).

39220516 is a wasteful number, since it uses less digits than its factorization.

39220516 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6458 (or 6456 counting only the distinct ones).

The product of its (nonzero) digits is 3240, while the sum is 28.

The square root of 39220516 is about 6262.6285216353. The cubic root of 39220516 is about 339.7591027158.

The spelling of 39220516 in words is "thirty-nine million, two hundred twenty thousand, five hundred sixteen".