45454444 has 24 divisors (see below), whose sum is σ = 91814688. Its totient is φ = 19286400.

The previous prime is 45454433. The next prime is 45454459. The reversal of 45454444 is 44445454.

45454444 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×45454444² = 4132212958698272, which contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5209 + ... + 10864.

It is an arithmetic number, because the mean of its divisors is an integer number (3825612).

Almost surely, 2^45454444 is an apocalyptic number.

It is an amenable number.

45454444 is an abundant number, since it is smaller than the sum of its proper divisors (46360244).

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

45454444 is a wasteful number, since it uses less digits than its factorization.

45454444 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16185 (or 16183 counting only the distinct ones).

The product of its digits is 102400, while the sum is 34.

The square root of 45454444 is about 6741.9911005578. The cubic root of 45454444 is about 356.8826622307.

Adding to 45454444 its reverse (44445454), we get a palindrome (89899898).

The spelling of 45454444 in words is "forty-five million, four hundred fifty-four thousand, four hundred forty-four".