4564691 has 4 divisors (see below), whose sum is σ = 4639584. Its totient is φ = 4489800.

The previous prime is 4564669. The next prime is 4564697. The reversal of 4564691 is 1964654.

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 4564691 - 2⁶ = 4564627 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4564697) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 37355 + ... + 37476.

It is an arithmetic number, because the mean of its divisors is an integer number (1159896).

Almost surely, 2^4564691 is an apocalyptic number.

4564691 is a deficient number, since it is larger than the sum of its proper divisors (74893).

4564691 is an equidigital number, since it uses as much as digits as its factorization.

4564691 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 74892.

The product of its digits is 25920, while the sum is 35.

The square root of 4564691 is about 2136.5137490782. The cubic root of 4564691 is about 165.8837309402.

The spelling of 4564691 in words is "four million, five hundred sixty-four thousand, six hundred ninety-one".