3858440764 has 12 divisors (see below), whose sum is σ = 6754659688. Its totient is φ = 1928538000.

The previous prime is 3858440741. The next prime is 3858440767. The reversal of 3858440764 is 4670448583.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3858440767) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 157767 + ... + 180574.

Almost surely, 2^3858440764 is an apocalyptic number.

It is an amenable number.

3858440764 is a deficient number, since it is larger than the sum of its proper divisors (2896218924).

3858440764 is a wasteful number, since it uses less digits than its factorization.

3858440764 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 341196 (or 341194 counting only the distinct ones).

The product of its (nonzero) digits is 2580480, while the sum is 49.

The square root of 3858440764 is about 62116.3486048560. The cubic root of 3858440764 is about 1568.4497611076.

The spelling of 3858440764 in words is "three billion, eight hundred fifty-eight million, four hundred forty thousand, seven hundred sixty-four".