45469691 has 4 divisors (see below), whose sum is σ = 45560592. Its totient is φ = 45378792.

The previous prime is 45469687. The next prime is 45469703. The reversal of 45469691 is 19696454.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 45469691 - 2² = 45469687 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (45469621) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 44696 + ... + 45701.

It is an arithmetic number, because the mean of its divisors is an integer number (11390148).

Almost surely, 2^45469691 is an apocalyptic number.

45469691 is a deficient number, since it is larger than the sum of its proper divisors (90901).

45469691 is an equidigital number, since it uses as much as digits as its factorization.

45469691 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 90900.

The product of its digits is 233280, while the sum is 44.

The square root of 45469691 is about 6743.1217547958. The cubic root of 45469691 is about 356.9225613852.

The spelling of 45469691 in words is "forty-five million, four hundred sixty-nine thousand, six hundred ninety-one".