44252540 has 12 divisors (see below), whose sum is σ = 92930376. Its totient is φ = 17701008.

The previous prime is 44252519. The next prime is 44252567. The reversal of 44252540 is 4525244.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1106294 + ... + 1106333.

It is an arithmetic number, because the mean of its divisors is an integer number (7744198).

Almost surely, 2^44252540 is an apocalyptic number.

It is an amenable number.

44252540 is an abundant number, since it is smaller than the sum of its proper divisors (48677836).

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

44252540 is a wasteful number, since it uses less digits than its factorization.

44252540 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2212636 (or 2212634 counting only the distinct ones).

The product of its (nonzero) digits is 6400, while the sum is 26.

The square root of 44252540 is about 6652.2582631765. The cubic root of 44252540 is about 353.7089652610.

Adding to 44252540 its reverse (4525244), we get a palindrome (48777784).

The spelling of 44252540 in words is "forty-four million, two hundred fifty-two thousand, five hundred forty".