39381902 has 8 divisors (see below), whose sum is σ = 67511856. Its totient is φ = 16877952.

The previous prime is 39381887. The next prime is 39381917. The reversal of 39381902 is 20918393.

It is an interprime number because it is at equal distance from previous prime (39381887) and next prime (39381917).

It is a sphenic number, since it is the product of 3 distinct primes.

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, 1406483 + ... + 1406510.

It is an arithmetic number, because the mean of its divisors is an integer number (8438982).

Almost surely, 2^39381902 is an apocalyptic number.

39381902 is a deficient number, since it is larger than the sum of its proper divisors (28129954).

39381902 is a wasteful number, since it uses less digits than its factorization.

39381902 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2813002.

The product of its (nonzero) digits is 11664, while the sum is 35.

The square root of 39381902 is about 6275.5001394311. The cubic root of 39381902 is about 340.2244826654.

The spelling of 39381902 in words is "thirty-nine million, three hundred eighty-one thousand, nine hundred two".