44253616 has 40 divisors (see below), whose sum is σ = 96565248. Its totient is φ = 19464000.

The previous prime is 44253611. The next prime is 44253617. The reversal of 44253616 is 61635244.

It is a Harshad number since it is a multiple of its sum of digits (31).

It is not an unprimeable number, because it can be changed into a prime (44253611) 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, 1401 + ... + 9511.

Almost surely, 2^44253616 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 44253616, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (48282624).

44253616 is an abundant number, since it is smaller than the sum of its proper divisors (52311632).

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

44253616 is a wasteful number, since it uses less digits than its factorization.

44253616 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8161 (or 8155 counting only the distinct ones).

The product of its digits is 17280, while the sum is 31.

The square root of 44253616 is about 6652.3391374764. The cubic root of 44253616 is about 353.7118320476.

The spelling of 44253616 in words is "forty-four million, two hundred fifty-three thousand, six hundred sixteen".