44574420 has 48 divisors (see below), whose sum is σ = 136156608. Its totient is φ = 10805760.

The previous prime is 44574419. The next prime is 44574427. The reversal of 44574420 is 2447544.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (44574427) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 33109 + ... + 34428.

It is an arithmetic number, because the mean of its divisors is an integer number (2836596).

Almost surely, 2^44574420 is an apocalyptic number.

It is an amenable number.

44574420 is an abundant number, since it is smaller than the sum of its proper divisors (91582188).

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

44574420 is a wasteful number, since it uses less digits than its factorization.

44574420 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 67560 (or 67558 counting only the distinct ones).

The product of its (nonzero) digits is 17920, while the sum is 30.

The square root of 44574420 is about 6676.4077167291. The cubic root of 44574420 is about 354.5644860981.

The spelling of 44574420 in words is "forty-four million, five hundred seventy-four thousand, four hundred twenty".