39102940 has 24 divisors (see below), whose sum is σ = 82276992. Its totient is φ = 15610560.

The previous prime is 39102913. The next prime is 39102977. The reversal of 39102940 is 4920193.

It is a happy number.

39102940 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a hoax number, since the sum of its digits (28) coincides with the sum of the digits of its distinct prime factors.

It is a junction number, because it is equal to n+sod(n) for n = 39102899 and 39102908.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10530 + ... + 13750.

It is an arithmetic number, because the mean of its divisors is an integer number (3428208).

Almost surely, 2^39102940 is an apocalyptic number.

It is an amenable number.

39102940 is an abundant number, since it is smaller than the sum of its proper divisors (43174052).

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

39102940 is a wasteful number, since it uses less digits than its factorization.

39102940 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3837 (or 3835 counting only the distinct ones).

The product of its (nonzero) digits is 1944, while the sum is 28.

The square root of 39102940 is about 6253.2343631116. The cubic root of 39102940 is about 339.4192508098.

The spelling of 39102940 in words is "thirty-nine million, one hundred two thousand, nine hundred forty".