39304028 has 12 divisors (see below), whose sum is σ = 69071520. Its totient is φ = 19569312.

The previous prime is 39303997. The next prime is 39304037. The reversal of 39304028 is 82040393.

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, 19601 + ... + 21512.

It is an arithmetic number, because the mean of its divisors is an integer number (5755960).

Almost surely, 2^39304028 is an apocalyptic number.

It is an amenable number.

39304028 is a deficient number, since it is larger than the sum of its proper divisors (29767492).

39304028 is a wasteful number, since it uses less digits than its factorization.

39304028 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 41356 (or 41354 counting only the distinct ones).

The product of its (nonzero) digits is 5184, while the sum is 29.

The square root of 39304028 is about 6269.2924640664. The cubic root of 39304028 is about 340.0000807382. Note that the first 4 decimals are identical.

The spelling of 39304028 in words is "thirty-nine million, three hundred four thousand, twenty-eight".