44897690 has 16 divisors (see below), whose sum is σ = 82536192. Its totient is φ = 17576784.

The previous prime is 44897653. The next prime is 44897693. The reversal of 44897690 is 9679844.

44897690 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×44897690² = 4031605134672200, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (47).

It is not an unprimeable number, because it can be changed into a prime (44897693) 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, 47294 + ... + 48233.

It is an arithmetic number, because the mean of its divisors is an integer number (5158512).

Almost surely, 2^44897690 is an apocalyptic number.

44897690 is a deficient number, since it is larger than the sum of its proper divisors (37638502).

44897690 is a wasteful number, since it uses less digits than its factorization.

44897690 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 95581.

The product of its (nonzero) digits is 435456, while the sum is 47.

The square root of 44897690 is about 6700.5738560216. The cubic root of 44897690 is about 355.4195660864.

The spelling of 44897690 in words is "forty-four million, eight hundred ninety-seven thousand, six hundred ninety".