44542158 has 8 divisors (see below), whose sum is σ = 89084328. Its totient is φ = 14847384.

The previous prime is 44542151. The next prime is 44542163. The reversal of 44542158 is 85124544.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

44542158 is an admirable number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (44542151) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3711841 + ... + 3711852.

It is an arithmetic number, because the mean of its divisors is an integer number (11135541).

Almost surely, 2^44542158 is an apocalyptic number.

44542158 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

44542158 is a wasteful number, since it uses less digits than its factorization.

44542158 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7423698.

The product of its digits is 25600, while the sum is 33.

The square root of 44542158 is about 6673.9911597184. The cubic root of 44542158 is about 354.4789234195.

The spelling of 44542158 in words is "forty-four million, five hundred forty-two thousand, one hundred fifty-eight".