4564537 has 2 divisors, whose sum is σ = 4564538. Its totient is φ = 4564536.

The previous prime is 4564531. The next prime is 4564559. The reversal of 4564537 is 7354654.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2725801 + 1838736 = 1651^2 + 1356^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-4564537 is a prime.

It is not a weakly prime, because it can be changed into another prime (4564531) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2282268 + 2282269.

It is an arithmetic number, because the mean of its divisors is an integer number (2282269).

Almost surely, 2^4564537 is an apocalyptic number.

It is an amenable number.

4564537 is a deficient number, since it is larger than the sum of its proper divisors (1).

4564537 is an equidigital number, since it uses as much as digits as its factorization.

4564537 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 50400, while the sum is 34.

The square root of 4564537 is about 2136.4777087534. The cubic root of 4564537 is about 165.8818654337.

The spelling of 4564537 in words is "four million, five hundred sixty-four thousand, five hundred thirty-seven".