44475987 has 8 divisors (see below), whose sum is σ = 59332240. Its totient is φ = 29635200.

The previous prime is 44475967. The next prime is 44475989. The reversal of 44475987 is 78957444.

44475987 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 44475987 - 2⁶ = 44475923 is a prime.

It is a super-2 number, since 2×44475987² = 3956226839248338, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (44475989) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8487 + ... + 12687.

It is an arithmetic number, because the mean of its divisors is an integer number (7416530).

Almost surely, 2^44475987 is an apocalyptic number.

44475987 is a deficient number, since it is larger than the sum of its proper divisors (14856253).

44475987 is a wasteful number, since it uses less digits than its factorization.

44475987 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7733.

The product of its digits is 1128960, while the sum is 48.

The square root of 44475987 is about 6669.0319387449. The cubic root of 44475987 is about 354.3033006622.

The spelling of 44475987 in words is "forty-four million, four hundred seventy-five thousand, nine hundred eighty-seven".