39768402 has 16 divisors (see below), whose sum is σ = 79624512. Its totient is φ = 13241520.

The previous prime is 39768383. The next prime is 39768409. The reversal of 39768402 is 20486793.

39768402 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (39768409) by changing a digit.

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, 3243 + ... + 9489.

It is an arithmetic number, because the mean of its divisors is an integer number (4976532).

Almost surely, 2^39768402 is an apocalyptic number.

39768402 is an abundant number, since it is smaller than the sum of its proper divisors (39856110).

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

39768402 is a wasteful number, since it uses less digits than its factorization.

39768402 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7313.

The product of its (nonzero) digits is 72576, while the sum is 39.

The square root of 39768402 is about 6306.2193111245. The cubic root of 39768402 is about 341.3338663305. Note that the first 3 decimals are identical.

The spelling of 39768402 in words is "thirty-nine million, seven hundred sixty-eight thousand, four hundred two".