44572000 has 96 divisors (see below), whose sum is σ = 119587104. Its totient is φ = 16192000.

The previous prime is 44571983. The next prime is 44572019. The reversal of 44572000 is 27544.

It is a Harshad number since it is a multiple of its sum of digits (22).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 43494 + ... + 44506.

It is an arithmetic number, because the mean of its divisors is an integer number (1245699).

Almost surely, 2^44572000 is an apocalyptic number.

44572000 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 44572000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (59793552).

44572000 is an abundant number, since it is smaller than the sum of its proper divisors (75015104).

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

44572000 is a wasteful number, since it uses less digits than its factorization.

44572000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1049 (or 1031 counting only the distinct ones).

The product of its (nonzero) digits is 1120, while the sum is 22.

The square root of 44572000 is about 6676.2264790823. The cubic root of 44572000 is about 354.5580694015.

Adding to 44572000 its reverse (27544), we get a palindrome (44599544).

The spelling of 44572000 in words is "forty-four million, five hundred seventy-two thousand".