44913888 has 72 divisors (see below), whose sum is σ = 128412648. Its totient is φ = 14890752.

The previous prime is 44913877. The next prime is 44913889. The reversal of 44913888 is 88831944.

It is a tau number, because it is divible by the number of its divisors (72).

It is a nude number because it is divisible by every one of its digits.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (44913889) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 79495 + ... + 80057.

It is an arithmetic number, because the mean of its divisors is an integer number (1783509).

Almost surely, 2^44913888 is an apocalyptic number.

44913888 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 44913888, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (64206324).

44913888 is an abundant number, since it is smaller than the sum of its proper divisors (83498760).

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

44913888 is a wasteful number, since it uses less digits than its factorization.

44913888 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 856 (or 845 counting only the distinct ones).

The product of its digits is 221184, while the sum is 45.

The square root of 44913888 is about 6701.7824494682. The cubic root of 44913888 is about 355.4623032067.

The spelling of 44913888 in words is "forty-four million, nine hundred thirteen thousand, eight hundred eighty-eight".