44955881 has 4 divisors (see below), whose sum is σ = 47322000. Its totient is φ = 42589764.

The previous prime is 44955863. The next prime is 44955893. The reversal of 44955881 is 18855944.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-44955881 is a prime.

It is a super-2 number, since 2×44955881² = 4042062472972322, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (44955811) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1183031 + ... + 1183068.

It is an arithmetic number, because the mean of its divisors is an integer number (11830500).

Almost surely, 2^44955881 is an apocalyptic number.

It is an amenable number.

44955881 is a deficient number, since it is larger than the sum of its proper divisors (2366119).

44955881 is a wasteful number, since it uses less digits than its factorization.

44955881 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2366118.

The product of its digits is 230400, while the sum is 44.

The square root of 44955881 is about 6704.9146899867. The cubic root of 44955881 is about 355.5730505317.

The spelling of 44955881 in words is "forty-four million, nine hundred fifty-five thousand, eight hundred eighty-one".