44325820 has 96 divisors (see below), whose sum is σ = 117573120. Its totient is φ = 13635840.

The previous prime is 44325811. The next prime is 44325823. The reversal of 44325820 is 2852344.

44325820 is a nontrivial binomial coefficient, being equal to C(9416, 2).

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 (44325823) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 164646 + ... + 164914.

It is an arithmetic number, because the mean of its divisors is an integer number (1224720).

Almost surely, 2^44325820 is an apocalyptic number.

44325820 is the 9415-th triangular number and also the 4708-th hexagonal number.

44325820 is the 3139-th centered nonagonal number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 44325820, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (58786560).

44325820 is an abundant number, since it is smaller than the sum of its proper divisors (73247300).

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

44325820 is a wasteful number, since it uses less digits than its factorization.

44325820 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 403 (or 401 counting only the distinct ones).

The product of its (nonzero) digits is 7680, while the sum is 28.

The square root of 44325820 is about 6657.7638888744. The cubic root of 44325820 is about 353.9040990607.

The spelling of 44325820 in words is "forty-four million, three hundred twenty-five thousand, eight hundred twenty".