45565444 has 6 divisors (see below), whose sum is σ = 79739534. Its totient is φ = 22782720.

The previous prime is 45565417. The next prime is 45565447. The reversal of 45565444 is 44456554.

It can be written as a sum of positive squares in only one way, i.e., 45158400 + 407044 = 6720^2 + 638^2 .

It is not an unprimeable number, because it can be changed into a prime (45565447) by changing a digit.

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, 5695677 + ... + 5695684.

Almost surely, 2^45565444 is an apocalyptic number.

It is an amenable number.

45565444 is a deficient number, since it is larger than the sum of its proper divisors (34174090).

45565444 is a wasteful number, since it uses less digits than its factorization.

45565444 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11391365 (or 11391363 counting only the distinct ones).

The product of its digits is 192000, while the sum is 37.

The square root of 45565444 is about 6750.2180705515. The cubic root of 45565444 is about 357.1729292164.

It can be divided in two parts, 4556 and 5444, that added together give a 4-th power (10000 = 10⁴).

The spelling of 45565444 in words is "forty-five million, five hundred sixty-five thousand, four hundred forty-four".