4564631 has 2 divisors, whose sum is σ = 4564632. Its totient is φ = 4564630.

The previous prime is 4564627. The next prime is 4564633. The reversal of 4564631 is 1364654.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 4564631 - 2² = 4564627 is a prime.

It is a super-2 number, since 2×4564631² = 41671712332322, which contains 22 as substring.

Together with 4564633, it forms a pair of twin primes.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 4564594 and 4564603.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4564633) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2282315 + 2282316.

It is an arithmetic number, because the mean of its divisors is an integer number (2282316).

Almost surely, 2^4564631 is an apocalyptic number.

4564631 is a deficient number, since it is larger than the sum of its proper divisors (1).

4564631 is an equidigital number, since it uses as much as digits as its factorization.

4564631 is an evil number, because the sum of its binary digits is even.

The product of its digits is 8640, while the sum is 29.

The square root of 4564631 is about 2136.4997074655. The cubic root of 4564631 is about 165.8830041245.

The spelling of 4564631 in words is "four million, five hundred sixty-four thousand, six hundred thirty-one".