45013456 has 10 divisors (see below), whose sum is σ = 87213602. Its totient is φ = 22506720.

The previous prime is 45013429. The next prime is 45013459. The reversal of 45013456 is 65431054.

It can be written as a sum of positive squares in only one way, i.e., 23853456 + 21160000 = 4884^2 + 4600^2 .

It is a super-2 number, since 2×45013456² = 4052422442127872, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45013459) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1406655 + ... + 1406686.

Almost surely, 2^45013456 is an apocalyptic number.

It is an amenable number.

45013456 is a deficient number, since it is larger than the sum of its proper divisors (42200146).

45013456 is a wasteful number, since it uses less digits than its factorization.

45013456 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2813349 (or 2813343 counting only the distinct ones).

The product of its (nonzero) digits is 7200, while the sum is 28.

The square root of 45013456 is about 6709.2068085579. The cubic root of 45013456 is about 355.7247799205.

The spelling of 45013456 in words is "forty-five million, thirteen thousand, four hundred fifty-six".