44542542 has 32 divisors (see below), whose sum is σ = 98288640. Its totient is φ = 13344320.

The previous prime is 44542529. The next prime is 44542543. The reversal of 44542542 is 24524544.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (44542543) 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, 2083 + ... + 9665.

It is an arithmetic number, because the mean of its divisors is an integer number (3071520).

Almost surely, 2^44542542 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 44542542, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (49144320).

44542542 is an abundant number, since it is smaller than the sum of its proper divisors (53746098).

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

44542542 is a wasteful number, since it uses less digits than its factorization.

44542542 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7688.

The product of its digits is 25600, while the sum is 30.

The square root of 44542542 is about 6674.0199280494. The cubic root of 44542542 is about 354.4799420763.

It can be divided in two parts, 4454 and 2542, that added together give a palindrome (6996).

The spelling of 44542542 in words is "forty-four million, five hundred forty-two thousand, five hundred forty-two".