64134372 has 12 divisors (see below), whose sum is σ = 149646896. Its totient is φ = 21378120.

The previous prime is 64134337. The next prime is 64134377. The reversal of 64134372 is 27343146.

It is a tau number, because it is divible by the number of its divisors (12).

It is a super-2 number, since 2×64134372² = 8226435343668768, which contains 22 as substring.

It is a hoax number, since the sum of its digits (30) coincides with the sum of the digits of its distinct prime factors.

It is not an unprimeable number, because it can be changed into a prime (64134377) 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, 2672254 + ... + 2672277.

Almost surely, 2^64134372 is an apocalyptic number.

It is an amenable number.

64134372 is an abundant number, since it is smaller than the sum of its proper divisors (85512524).

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

64134372 is a wasteful number, since it uses less digits than its factorization.

64134372 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5344538 (or 5344536 counting only the distinct ones).

The product of its digits is 12096, while the sum is 30.

The square root of 64134372 is about 8008.3938464589. The cubic root of 64134372 is about 400.2797459765.

The spelling of 64134372 in words is "sixty-four million, one hundred thirty-four thousand, three hundred seventy-two".