64044134 has 48 divisors (see below), whose sum is σ = 127319040. Its totient is φ = 23468160.

The previous prime is 64044131. The next prime is 64044137. The reversal of 64044134 is 43144046.

It is an interprime number because it is at equal distance from previous prime (64044131) and next prime (64044137).

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (64044131) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 43787 + ... + 45225.

It is an arithmetic number, because the mean of its divisors is an integer number (2652480).

Almost surely, 2^64044134 is an apocalyptic number.

64044134 is a deficient number, since it is larger than the sum of its proper divisors (63274906).

64044134 is a wasteful number, since it uses less digits than its factorization.

64044134 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1493 (or 1476 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 26.

The square root of 64044134 is about 8002.7578996244. The cubic root of 64044134 is about 400.0919247063.

The spelling of 64044134 in words is "sixty-four million, forty-four thousand, one hundred thirty-four".