45323578 has 16 divisors (see below), whose sum is σ = 70751880. Its totient is φ = 21749056.

The previous prime is 45323563. The next prime is 45323587. The reversal of 45323578 is 87532354.

It can be written as a sum of positive squares in 4 ways, for example, as 34845409 + 10478169 = 5903^2 + 3237^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7776 + ... + 12292.

Almost surely, 2^45323578 is an apocalyptic number.

45323578 is a deficient number, since it is larger than the sum of its proper divisors (25428302).

45323578 is a wasteful number, since it uses less digits than its factorization.

45323578 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4721.

The product of its digits is 100800, while the sum is 37.

The square root of 45323578 is about 6732.2788118140. The cubic root of 45323578 is about 356.5398376707.

The spelling of 45323578 in words is "forty-five million, three hundred twenty-three thousand, five hundred seventy-eight".