45654578 has 16 divisors (see below), whose sum is σ = 70156800. Its totient is φ = 22272096.

The previous prime is 45654577. The next prime is 45654589. The reversal of 45654578 is 87545654.

It is not an unprimeable number, because it can be changed into a prime (45654577) 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 in 7 ways as a sum of consecutive naturals, for example, 42998 + ... + 44046.

It is an arithmetic number, because the mean of its divisors is an integer number (4384800).

Almost surely, 2^45654578 is an apocalyptic number.

45654578 is a deficient number, since it is larger than the sum of its proper divisors (24502222).

45654578 is a wasteful number, since it uses less digits than its factorization.

45654578 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1561.

The product of its digits is 672000, while the sum is 44.

The square root of 45654578 is about 6756.8171501085. The cubic root of 45654578 is about 357.4056751492.

The spelling of 45654578 in words is "forty-five million, six hundred fifty-four thousand, five hundred seventy-eight".