4945231 has 2 divisors, whose sum is σ = 4945232. Its totient is φ = 4945230.

The previous prime is 4945183. The next prime is 4945243. The reversal of 4945231 is 1325494.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 4945231 - 2⁷ = 4945103 is a prime.

It is a super-2 number, since 2×4945231² = 48910619286722, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 4945231.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4945261) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2472615 + 2472616.

It is an arithmetic number, because the mean of its divisors is an integer number (2472616).

Almost surely, 2^4945231 is an apocalyptic number.

4945231 is a deficient number, since it is larger than the sum of its proper divisors (1).

4945231 is an equidigital number, since it uses as much as digits as its factorization.

4945231 is an evil number, because the sum of its binary digits is even.

The product of its digits is 4320, while the sum is 28.

The square root of 4945231 is about 2223.7875348153. The cubic root of 4945231 is about 170.3709431782.

The spelling of 4945231 in words is "four million, nine hundred forty-five thousand, two hundred thirty-one".