45655474 has 4 divisors (see below), whose sum is σ = 68483214. Its totient is φ = 22827736.

The previous prime is 45655469. The next prime is 45655507. The reversal of 45655474 is 47455654.

It is a happy number.

45655474 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 35319249 + 10336225 = 5943^2 + 3215^2 .

It is a Smith number, since the sum of its digits (40) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

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 as a sum of consecutive naturals, namely, 11413867 + ... + 11413870.

Almost surely, 2^45655474 is an apocalyptic number.

45655474 is a deficient number, since it is larger than the sum of its proper divisors (22827740).

45655474 is a wasteful number, since it uses less digits than its factorization.

45655474 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22827739.

The product of its digits is 336000, while the sum is 40.

The square root of 45655474 is about 6756.8834531905. The cubic root of 45655474 is about 357.4080132381.

The spelling of 45655474 in words is "forty-five million, six hundred fifty-five thousand, four hundred seventy-four".