45537586 has 8 divisors (see below), whose sum is σ = 68392044. Its totient is φ = 22740240.

The previous prime is 45537581. The next prime is 45537587. The reversal of 45537586 is 68573554.

It can be written as a sum of positive squares in 2 ways, for example, as 42185025 + 3352561 = 6495^2 + 1831^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (45537581) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12225 + ... + 15508.

Almost surely, 2^45537586 is an apocalyptic number.

45537586 is a deficient number, since it is larger than the sum of its proper divisors (22854458).

45537586 is a wasteful number, since it uses less digits than its factorization.

45537586 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28556.

The product of its digits is 504000, while the sum is 43.

The square root of 45537586 is about 6748.1542661679. The cubic root of 45537586 is about 357.1001243957.

The spelling of 45537586 in words is "forty-five million, five hundred thirty-seven thousand, five hundred eighty-six".