44121562 has 8 divisors (see below), whose sum is σ = 70075476. Its totient is φ = 20763072.

The previous prime is 44121559. The next prime is 44121563. The reversal of 44121562 is 26512144.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 38452401 + 5669161 = 6201^2 + 2381^2 .

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

It is not an unprimeable number, because it can be changed into a prime (44121563) 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, 648813 + ... + 648880.

Almost surely, 2^44121562 is an apocalyptic number.

44121562 is a deficient number, since it is larger than the sum of its proper divisors (25953914).

44121562 is a wasteful number, since it uses less digits than its factorization.

44121562 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1297712.

The product of its digits is 1920, while the sum is 25.

The square root of 44121562 is about 6642.4063410785. The cubic root of 44121562 is about 353.3596529186.

The spelling of 44121562 in words is "forty-four million, one hundred twenty-one thousand, five hundred sixty-two".