45861651 has 12 divisors (see below), whose sum is σ = 72267000. Its totient is φ = 27794880.

The previous prime is 45861619. The next prime is 45861661. The reversal of 45861651 is 15616854.

It is not a de Polignac number, because 45861651 - 2⁵ = 45861619 is a prime.

It is a Smith number, since the sum of its digits (36) coincides with the sum of the digits of its prime factors.

It is not an unprimeable number, because it can be changed into a prime (45861661) 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, 231526 + ... + 231723.

It is an arithmetic number, because the mean of its divisors is an integer number (6022250).

Almost surely, 2^45861651 is an apocalyptic number.

45861651 is a deficient number, since it is larger than the sum of its proper divisors (26405349).

45861651 is a wasteful number, since it uses less digits than its factorization.

45861651 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 463266 (or 463263 counting only the distinct ones).

The product of its digits is 28800, while the sum is 36.

The square root of 45861651 is about 6772.1230792123. The cubic root of 45861651 is about 357.9452154446.

The spelling of 45861651 in words is "forty-five million, eight hundred sixty-one thousand, six hundred fifty-one".