4625891 has 2 divisors, whose sum is σ = 4625892. Its totient is φ = 4625890.

The previous prime is 4625879. The next prime is 4625903. The reversal of 4625891 is 1985264.

It is a balanced prime because it is at equal distance from previous prime (4625879) and next prime (4625903).

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-4625891 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (4625801) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2312945 + 2312946.

It is an arithmetic number, because the mean of its divisors is an integer number (2312946).

Almost surely, 2^4625891 is an apocalyptic number.

4625891 is a deficient number, since it is larger than the sum of its proper divisors (1).

4625891 is an equidigital number, since it uses as much as digits as its factorization.

4625891 is an evil number, because the sum of its binary digits is even.

The product of its digits is 17280, while the sum is 35.

The square root of 4625891 is about 2150.7884600769. The cubic root of 4625891 is about 166.6217910293.

The spelling of 4625891 in words is "four million, six hundred twenty-five thousand, eight hundred ninety-one".