45493568 has 14 divisors (see below), whose sum is σ = 90276426. Its totient is φ = 22746752.

The previous prime is 45493537. The next prime is 45493571. The reversal of 45493568 is 86539454.

It can be written as a sum of positive squares in only one way, i.e., 43665664 + 1827904 = 6608^2 + 1352^2 .

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 as a sum of consecutive naturals, namely, 355355 + ... + 355482.

Almost surely, 2^45493568 is an apocalyptic number.

It is an amenable number.

45493568 is a deficient number, since it is larger than the sum of its proper divisors (44782858).

45493568 is an equidigital number, since it uses as much as digits as its factorization.

45493568 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 710849 (or 710839 counting only the distinct ones).

The product of its digits is 518400, while the sum is 44.

The square root of 45493568 is about 6744.8919932049. The cubic root of 45493568 is about 356.9850260624.

The spelling of 45493568 in words is "forty-five million, four hundred ninety-three thousand, five hundred sixty-eight".