3938266764 has 48 divisors (see below), whose sum is σ = 10214844640. Its totient is φ = 1312174080.

The previous prime is 3938266727. The next prime is 3938266769. The reversal of 3938266764 is 4676628393.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a self number, because there is not a number n which added to its sum of digits gives 3938266764.

It is not an unprimeable number, because it can be changed into a prime (3938266769) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 286284 + ... + 299724.

Almost surely, 2^3938266764 is an apocalyptic number.

It is an amenable number.

3938266764 is an abundant number, since it is smaller than the sum of its proper divisors (6276577876).

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

3938266764 is a wasteful number, since it uses less digits than its factorization.

3938266764 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16167 (or 16159 counting only the distinct ones).

The product of its digits is 7838208, while the sum is 54.

The square root of 3938266764 is about 62755.6114144385. The cubic root of 3938266764 is about 1579.1923934418.

The spelling of 3938266764 in words is "three billion, nine hundred thirty-eight million, two hundred sixty-six thousand, seven hundred sixty-four".