44686464 has 32 divisors (see below), whose sum is σ = 118699440. Its totient is φ = 14895360.

The previous prime is 44686463. The next prime is 44686483. The reversal of 44686464 is 46468644.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (32).

It is a nude number because it is divisible by every one of its digits.

It is not an unprimeable number, because it can be changed into a prime (44686463) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 57802 + ... + 58569.

Almost surely, 2^44686464 is an apocalyptic number.

It is an amenable number.

44686464 is an abundant number, since it is smaller than the sum of its proper divisors (74012976).

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

44686464 is a wasteful number, since it uses less digits than its factorization.

44686464 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 116388 (or 116376 counting only the distinct ones).

The product of its digits is 442368, while the sum is 42.

The square root of 44686464 is about 6684.7934897048. The cubic root of 44686464 is about 354.8613198979.

It can be divided in two parts, 44686 and 464, that added together give a triangular number (45150 = T₃₀₀).

The spelling of 44686464 in words is "forty-four million, six hundred eighty-six thousand, four hundred sixty-four".