44540690 has 16 divisors (see below), whose sum is σ = 82038528. Its totient is φ = 17401776.

The previous prime is 44540689. The next prime is 44540701. The reversal of 44540690 is 9604544.

It is a happy number.

It is a super-2 number, since 2×44540690² = 3967746131352200, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 51362 + ... + 52221.

It is an arithmetic number, because the mean of its divisors is an integer number (5127408).

Almost surely, 2^44540690 is an apocalyptic number.

44540690 is a deficient number, since it is larger than the sum of its proper divisors (37497838).

44540690 is a wasteful number, since it uses less digits than its factorization.

44540690 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 103633.

The product of its (nonzero) digits is 17280, while the sum is 32.

The square root of 44540690 is about 6673.8811796435. The cubic root of 44540690 is about 354.4750291255.

The spelling of 44540690 in words is "forty-four million, five hundred forty thousand, six hundred ninety".