44242161 has 16 divisors (see below), whose sum is σ = 60099840. Its totient is φ = 28944000.

The previous prime is 44242147. The next prime is 44242169. The reversal of 44242161 is 16124244.

It is a happy number.

It is not a de Polignac number, because 44242161 - 2⁶ = 44242097 is a prime.

It is not an unprimeable number, because it can be changed into a prime (44242169) 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, 58536 + ... + 59286.

It is an arithmetic number, because the mean of its divisors is an integer number (3756240).

Almost surely, 2^44242161 is an apocalyptic number.

It is an amenable number.

44242161 is a deficient number, since it is larger than the sum of its proper divisors (15857679).

44242161 is a wasteful number, since it uses less digits than its factorization.

44242161 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1096.

The product of its digits is 1536, while the sum is 24.

The square root of 44242161 is about 6651.4781064061. The cubic root of 44242161 is about 353.6813101072.

The spelling of 44242161 in words is "forty-four million, two hundred forty-two thousand, one hundred sixty-one".