45654418 has 16 divisors (see below), whose sum is σ = 72637560. Its totient is φ = 21446656.

The previous prime is 45654407. The next prime is 45654421. The reversal of 45654418 is 81445654.

It can be written as a sum of positive squares in 4 ways, for example, as 30107169 + 15547249 = 5487^2 + 3943^2 .

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 7 ways as a sum of consecutive naturals, for example, 31698 + ... + 33106.

Almost surely, 2^45654418 is an apocalyptic number.

45654418 is a deficient number, since it is larger than the sum of its proper divisors (26983142).

45654418 is a wasteful number, since it uses less digits than its factorization.

45654418 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2381.

The product of its digits is 76800, while the sum is 37.

The square root of 45654418 is about 6756.8053102039. The cubic root of 45654418 is about 357.4052576301.

The spelling of 45654418 in words is "forty-five million, six hundred fifty-four thousand, four hundred eighteen".