45691966 has 16 divisors (see below), whose sum is σ = 70919856. Its totient is φ = 22061376.

The previous prime is 45691963. The next prime is 45692021. The reversal of 45691966 is 66919654.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45691963) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7885 + ... + 12391.

It is an arithmetic number, because the mean of its divisors is an integer number (4432491).

Almost surely, 2^45691966 is an apocalyptic number.

45691966 is a deficient number, since it is larger than the sum of its proper divisors (25227890).

45691966 is a wasteful number, since it uses less digits than its factorization.

45691966 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4683.

The product of its digits is 349920, while the sum is 46.

The square root of 45691966 is about 6759.5832711788. The cubic root of 45691966 is about 357.5032121902.

The spelling of 45691966 in words is "forty-five million, six hundred ninety-one thousand, nine hundred sixty-six".