44554540 has 12 divisors (see below), whose sum is σ = 93564576. Its totient is φ = 17821808.

The previous prime is 44554537. The next prime is 44554553. The reversal of 44554540 is 4545544.

It is a happy number.

It is a super-3 number, since 3×44554540³ (a number of 24 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1113844 + ... + 1113883.

It is an arithmetic number, because the mean of its divisors is an integer number (7797048).

Almost surely, 2^44554540 is an apocalyptic number.

It is an amenable number.

44554540 is an abundant number, since it is smaller than the sum of its proper divisors (49010036).

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

44554540 is a wasteful number, since it uses less digits than its factorization.

44554540 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2227736 (or 2227734 counting only the distinct ones).

The product of its (nonzero) digits is 32000, while the sum is 31.

The square root of 44554540 is about 6674.9187260970. The cubic root of 44554540 is about 354.5117668468.

The spelling of 44554540 in words is "forty-four million, five hundred fifty-four thousand, five hundred forty".