44253648 has 80 divisors (see below), whose sum is σ = 128563200. Its totient is φ = 14572800.

The previous prime is 44253617. The next prime is 44253683. The reversal of 44253648 is 84635244.

44253648 is a `hidden beast` number, since 4 + 4 + 2 + 5 + 3 + 648 = 666.

It is a super-2 number, since 2×44253648² = 3916770722615808, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (36).

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, 37873 + ... + 39023.

It is an arithmetic number, because the mean of its divisors is an integer number (1607040).

Almost surely, 2^44253648 is an apocalyptic number.

44253648 is a gapful number since it is divisible by the number (48) 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 44253648, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (64281600).

44253648 is an abundant number, since it is smaller than the sum of its proper divisors (84309552).

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

44253648 is a wasteful number, since it uses less digits than its factorization.

44253648 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1257 (or 1245 counting only the distinct ones).

The product of its digits is 92160, while the sum is 36.

The square root of 44253648 is about 6652.3415426450. The cubic root of 44253648 is about 353.7119173045.

The spelling of 44253648 in words is "forty-four million, two hundred fifty-three thousand, six hundred forty-eight".