44574040 has 32 divisors (see below), whose sum is σ = 114619680. Its totient is φ = 15282432.

The previous prime is 44573993. The next prime is 44574041. The reversal of 44574040 is 4047544.

It is a Harshad number since it is a multiple of its sum of digits (28).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (44574041) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 79317 + ... + 79876.

It is an arithmetic number, because the mean of its divisors is an integer number (3581865).

Almost surely, 2^44574040 is an apocalyptic number.

44574040 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

44574040 is an abundant number, since it is smaller than the sum of its proper divisors (70045640).

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

44574040 is a wasteful number, since it uses less digits than its factorization.

44574040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 159211 (or 159207 counting only the distinct ones).

The product of its (nonzero) digits is 8960, while the sum is 28.

The square root of 44574040 is about 6676.3792582507. The cubic root of 44574040 is about 354.5634785330.

The spelling of 44574040 in words is "forty-four million, five hundred seventy-four thousand, forty".