3894152064 has 64 divisors (see below), whose sum is σ = 11284202880. Its totient is φ = 1180044800.

The previous prime is 3894152047. The next prime is 3894152081. The reversal of 3894152064 is 4602514983.

It is an interprime number because it is at equal distance from previous prime (3894152047) and next prime (3894152081).

It is a tau number, because it is divible by the number of its divisors (64).

It is a Smith number, since the sum of its digits (42) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 456732 + ... + 465179.

It is an arithmetic number, because the mean of its divisors is an integer number (176315670).

Almost surely, 2^3894152064 is an apocalyptic number.

It is an amenable number.

3894152064 is an abundant number, since it is smaller than the sum of its proper divisors (7390050816).

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

3894152064 is a wasteful number, since it uses less digits than its factorization.

3894152064 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 921939 (or 921927 counting only the distinct ones).

The product of its (nonzero) digits is 207360, while the sum is 42.

The square root of 3894152064 is about 62403.1414593849. The cubic root of 3894152064 is about 1573.2737702881.

The spelling of 3894152064 in words is "three billion, eight hundred ninety-four million, one hundred fifty-two thousand, sixty-four".