45912586 has 4 divisors (see below), whose sum is σ = 68868882. Its totient is φ = 22956292.

The previous prime is 45912571. The next prime is 45912589. The reversal of 45912586 is 68521954.

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., 32844361 + 13068225 = 5731^2 + 3615^2 .

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 not an unprimeable number, because it can be changed into a prime (45912589) 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 as a sum of consecutive naturals, namely, 11478145 + ... + 11478148.

Almost surely, 2^45912586 is an apocalyptic number.

45912586 is a deficient number, since it is larger than the sum of its proper divisors (22956296).

45912586 is a wasteful number, since it uses less digits than its factorization.

45912586 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22956295.

The product of its digits is 86400, while the sum is 40.

The square root of 45912586 is about 6775.8826731283. The cubic root of 45912586 is about 358.0776804686.

The spelling of 45912586 in words is "forty-five million, nine hundred twelve thousand, five hundred eighty-six".