45972663 has 16 divisors (see below), whose sum is σ = 67136256. Its totient is φ = 27751040.

The previous prime is 45972649. The next prime is 45972671. The reversal of 45972663 is 36627954.

It is a cyclic number.

It is not a de Polignac number, because 45972663 - 2⁵ = 45972631 is a prime.

It is a super-2 number, since 2×45972663² = 4226971486623138, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45972613) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6031 + ... + 11327.

It is an arithmetic number, because the mean of its divisors is an integer number (4196016).

Almost surely, 2^45972663 is an apocalyptic number.

45972663 is a deficient number, since it is larger than the sum of its proper divisors (21163593).

45972663 is a wasteful number, since it uses less digits than its factorization.

45972663 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5574.

The product of its digits is 272160, while the sum is 42.

The square root of 45972663 is about 6780.3143732426. The cubic root of 45972663 is about 358.2337949354.

It can be divided in two parts, 4597 and 2663, that added together give a triangular number (7260 = T₁₂₀).

The spelling of 45972663 in words is "forty-five million, nine hundred seventy-two thousand, six hundred sixty-three".