45972651 has 8 divisors (see below), whose sum is σ = 61401600. Its totient is φ = 30596072.

The previous prime is 45972649. The next prime is 45972671. The reversal of 45972651 is 15627954.

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

It is a cyclic number.

It is not a de Polignac number, because 45972651 - 2¹ = 45972649 is a prime.

It is a super-2 number, since 2×45972651² = 4226969279935602, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (45972631) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10995 + ... + 14588.

It is an arithmetic number, because the mean of its divisors is an integer number (7675200).

Almost surely, 2^45972651 is an apocalyptic number.

45972651 is a deficient number, since it is larger than the sum of its proper divisors (15428949).

45972651 is a wasteful number, since it uses less digits than its factorization.

45972651 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26185.

The product of its digits is 75600, while the sum is 39.

The square root of 45972651 is about 6780.3134883278. The cubic root of 45972651 is about 358.2337637661.

The spelling of 45972651 in words is "forty-five million, nine hundred seventy-two thousand, six hundred fifty-one".