45881396 has 12 divisors (see below), whose sum is σ = 87591840. Its totient is φ = 20855160.

The previous prime is 45881377. The next prime is 45881441. The reversal of 45881396 is 69318854.

It is a Harshad number since it is a multiple of its sum of digits (44), and also a Moran number because the ratio is a prime number: 1042759 = 45881396 / (4 + 5 + 8 + 8 + 1 + 3 + 9 + 6).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 521336 + ... + 521423.

It is an arithmetic number, because the mean of its divisors is an integer number (7299320).

Almost surely, 2^45881396 is an apocalyptic number.

It is an amenable number.

45881396 is a deficient number, since it is larger than the sum of its proper divisors (41710444).

45881396 is a wasteful number, since it uses less digits than its factorization.

45881396 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1042774 (or 1042772 counting only the distinct ones).

The product of its digits is 207360, while the sum is 44.

The square root of 45881396 is about 6773.5807369515. The cubic root of 45881396 is about 357.9965772693.

The spelling of 45881396 in words is "forty-five million, eight hundred eighty-one thousand, three hundred ninety-six".