45466809 has 16 divisors (see below), whose sum is σ = 63580800. Its totient is φ = 28861056.

The previous prime is 45466787. The next prime is 45466831. The reversal of 45466809 is 90866454.

It is an interprime number because it is at equal distance from previous prime (45466787) and next prime (45466831).

It is not a de Polignac number, because 45466809 - 2¹⁵ = 45434041 is a prime.

It is not an unprimeable number, because it can be changed into a prime (45466849) 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, 2772 + ... + 9930.

It is an arithmetic number, because the mean of its divisors is an integer number (3973800).

Almost surely, 2^45466809 is an apocalyptic number.

It is an amenable number.

45466809 is a deficient number, since it is larger than the sum of its proper divisors (18113991).

45466809 is a wasteful number, since it uses less digits than its factorization.

45466809 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7264.

The product of its (nonzero) digits is 207360, while the sum is 42.

The square root of 45466809 is about 6742.9080521686. The cubic root of 45466809 is about 356.9150202992.

The spelling of 45466809 in words is "forty-five million, four hundred sixty-six thousand, eight hundred nine".