45013986 has 24 divisors (see below), whose sum is σ = 97663644. Its totient is φ = 14984160.

The previous prime is 45013981. The next prime is 45013993. The reversal of 45013986 is 68931054.

It can be written as a sum of positive squares in 2 ways, for example, as 44635761 + 378225 = 6681^2 + 615^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 45013986.

It is not an unprimeable number, because it can be changed into a prime (45013981) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 17920 + ... + 20276.

Almost surely, 2^45013986 is an apocalyptic number.

45013986 is an abundant number, since it is smaller than the sum of its proper divisors (52649658).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

45013986 is a wasteful number, since it uses less digits than its factorization.

45013986 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3426 (or 3423 counting only the distinct ones).

The product of its (nonzero) digits is 25920, while the sum is 36.

The square root of 45013986 is about 6709.2463064043. The cubic root of 45013986 is about 355.7261760467.

The spelling of 45013986 in words is "forty-five million, thirteen thousand, nine hundred eighty-six".