45815674 has 4 divisors (see below), whose sum is σ = 68723514. Its totient is φ = 22907836.

The previous prime is 45815659. The next prime is 45815681. The reversal of 45815674 is 47651854.

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., 34892649 + 10923025 = 5907^2 + 3305^2 .

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 polite number, since it can be written as a sum of consecutive naturals, namely, 11453917 + ... + 11453920.

Almost surely, 2^45815674 is an apocalyptic number.

45815674 is a deficient number, since it is larger than the sum of its proper divisors (22907840).

45815674 is a wasteful number, since it uses less digits than its factorization.

45815674 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22907839.

The product of its digits is 134400, while the sum is 40.

The square root of 45815674 is about 6768.7276500093. The cubic root of 45815674 is about 357.8255602830.

The spelling of 45815674 in words is "forty-five million, eight hundred fifteen thousand, six hundred seventy-four".