44540604 has 120 divisors (see below), whose sum is σ = 125220480. Its totient is φ = 13771296.

The previous prime is 44540593. The next prime is 44540609. The reversal of 44540604 is 40604544.

44540604 is a `hidden beast` number, since 4 + 4 + 54 + 0 + 604 = 666.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (44540609) by changing a digit.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 320367 + ... + 320505.

It is an arithmetic number, because the mean of its divisors is an integer number (1043504).

Almost surely, 2^44540604 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 44540604, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (62610240).

44540604 is an abundant number, since it is smaller than the sum of its proper divisors (80679876).

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

44540604 is a wasteful number, since it uses less digits than its factorization.

44540604 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 221 (or 210 counting only the distinct ones).

The product of its (nonzero) digits is 7680, while the sum is 27.

The square root of 44540604 is about 6673.8747366129. The cubic root of 44540604 is about 354.4748009830.

The spelling of 44540604 in words is "forty-four million, five hundred forty thousand, six hundred four".