4031394164 has 12 divisors (see below), whose sum is σ = 8062788384. Its totient is φ = 1727740344.

The previous prime is 4031394151. The next prime is 4031394181. The reversal of 4031394164 is 4614931304.

4031394164 is an admirable number.

It is a super-3 number, since 3×4031394164³ (a number of 30 digits) contains 333 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 71989154 + ... + 71989209.

It is an arithmetic number, because the mean of its divisors is an integer number (671899032).

Almost surely, 2^4031394164 is an apocalyptic number.

It is an amenable number.

4031394164 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

4031394164 is a wasteful number, since it uses less digits than its factorization.

4031394164 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 143978374 (or 143978372 counting only the distinct ones).

The product of its (nonzero) digits is 31104, while the sum is 35.

The square root of 4031394164 is about 63493.2607762430. The cubic root of 4031394164 is about 1591.5431617018.

The spelling of 4031394164 in words is "four billion, thirty-one million, three hundred ninety-four thousand, one hundred sixty-four".