44164644 has 24 divisors (see below), whose sum is σ = 103286400. Its totient is φ = 14687904.

The previous prime is 44164639. The next prime is 44164661. The reversal of 44164644 is 44646144.

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

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, 1582 + ... + 9530.

It is an arithmetic number, because the mean of its divisors is an integer number (4303600).

Almost surely, 2^44164644 is an apocalyptic number.

It is an amenable number.

44164644 is an abundant number, since it is smaller than the sum of its proper divisors (59121756).

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

44164644 is a wasteful number, since it uses less digits than its factorization.

44164644 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8419 (or 8417 counting only the distinct ones).

The product of its digits is 36864, while the sum is 33.

The square root of 44164644 is about 6645.6485010870. The cubic root of 44164644 is about 353.4746268500.

The spelling of 44164644 in words is "forty-four million, one hundred sixty-four thousand, six hundred forty-four".