44974440 has 192 divisors, whose sum is σ = 173496960. Its totient is φ = 10264320.

The previous prime is 44974429. The next prime is 44974493. The reversal of 44974440 is 4447944.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a junction number, because it is equal to n+sod(n) for n = 44974395 and 44974404.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 67710 + ... + 68370.

It is an arithmetic number, because the mean of its divisors is an integer number (903630).

Almost surely, 2^44974440 is an apocalyptic number.

44974440 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 44974440, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (86748480).

44974440 is an abundant number, since it is smaller than the sum of its proper divisors (128522520).

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

44974440 is a wasteful number, since it uses less digits than its factorization.

44974440 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 694 (or 678 counting only the distinct ones).

The product of its (nonzero) digits is 64512, while the sum is 36.

The square root of 44974440 is about 6706.2985319772. The cubic root of 44974440 is about 355.6219738480.

The spelling of 44974440 in words is "forty-four million, nine hundred seventy-four thousand, four hundred forty".