44542818 has 32 divisors (see below), whose sum is σ = 99976320. Its totient is φ = 14698800.

The previous prime is 44542801. The next prime is 44542819. The reversal of 44542818 is 81824544.

It is a super-2 number, since 2×44542818² = 3968125270762248, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (44542819) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1371 + ... + 9537.

It is an arithmetic number, because the mean of its divisors is an integer number (3124260).

Almost surely, 2^44542818 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 44542818, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (49988160).

44542818 is an abundant number, since it is smaller than the sum of its proper divisors (55433502).

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

44542818 is a wasteful number, since it uses less digits than its factorization.

44542818 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8279 (or 8273 counting only the distinct ones).

The product of its digits is 40960, while the sum is 36.

The square root of 44542818 is about 6674.0406052106. The cubic root of 44542818 is about 354.4806742322.

The spelling of 44542818 in words is "forty-four million, five hundred forty-two thousand, eight hundred eighteen".