39282940 has 24 divisors (see below), whose sum is σ = 83315232. Its totient is φ = 15556800.

The previous prime is 39282931. The next prime is 39282941. The reversal of 39282940 is 4928293.

It is a self number, because there is not a number n which added to its sum of digits gives 39282940.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (39282941) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7704 + ... + 11743.

It is an arithmetic number, because the mean of its divisors is an integer number (3471468).

Almost surely, 2^39282940 is an apocalyptic number.

It is an amenable number.

39282940 is an abundant number, since it is smaller than the sum of its proper divisors (44032292).

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

39282940 is a wasteful number, since it uses less digits than its factorization.

39282940 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19557 (or 19555 counting only the distinct ones).

The product of its (nonzero) digits is 31104, while the sum is 37.

The square root of 39282940 is about 6267.6103899333. The cubic root of 39282940 is about 339.9392625069.

The spelling of 39282940 in words is "thirty-nine million, two hundred eighty-two thousand, nine hundred forty".