44616820 has 24 divisors (see below), whose sum is σ = 96229224. Its totient is φ = 17364096.

The previous prime is 44616809. The next prime is 44616821. The reversal of 44616820 is 2861644.

It can be written as a sum of positive squares in 4 ways, for example, as 8928144 + 35688676 = 2988^2 + 5974^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (44616821) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 29407 + ... + 30886.

It is an arithmetic number, because the mean of its divisors is an integer number (4009551).

Almost surely, 2^44616820 is an apocalyptic number.

It is an amenable number.

44616820 is an abundant number, since it is smaller than the sum of its proper divisors (51612404).

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

44616820 is a wasteful number, since it uses less digits than its factorization.

44616820 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 60339 (or 60337 counting only the distinct ones).

The product of its (nonzero) digits is 9216, while the sum is 31.

The square root of 44616820 is about 6679.5823222714. The cubic root of 44616820 is about 354.6768732027.

The spelling of 44616820 in words is "forty-four million, six hundred sixteen thousand, eight hundred twenty".