45574258 has 4 divisors (see below), whose sum is σ = 68361390. Its totient is φ = 22787128.

The previous prime is 45574253. The next prime is 45574267. The reversal of 45574258 is 85247554.

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., 40921609 + 4652649 = 6397^2 + 2157^2 .

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 a self number, because there is not a number n which added to its sum of digits gives 45574258.

It is not an unprimeable number, because it can be changed into a prime (45574253) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11393563 + ... + 11393566.

Almost surely, 2^45574258 is an apocalyptic number.

45574258 is a deficient number, since it is larger than the sum of its proper divisors (22787132).

45574258 is a wasteful number, since it uses less digits than its factorization.

45574258 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22787131.

The product of its digits is 224000, while the sum is 40.

The square root of 45574258 is about 6750.8709067794. The cubic root of 45574258 is about 357.1959577731.

The spelling of 45574258 in words is "forty-five million, five hundred seventy-four thousand, two hundred fifty-eight".