4645231 has 2 divisors, whose sum is σ = 4645232. Its totient is φ = 4645230.

The previous prime is 4645187. The next prime is 4645237. The reversal of 4645231 is 1325464.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 4645231 - 2⁹ = 4644719 is a prime.

It is a super-2 number, since 2×4645231² = 43156342086722, which contains 22 as substring.

It is an Ulam number.

It is a junction number, because it is equal to n+sod(n) for n = 4645196 and 4645205.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4645237) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2322615 + 2322616.

It is an arithmetic number, because the mean of its divisors is an integer number (2322616).

Almost surely, 2^4645231 is an apocalyptic number.

4645231 is a deficient number, since it is larger than the sum of its proper divisors (1).

4645231 is an equidigital number, since it uses as much as digits as its factorization.

4645231 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2880, while the sum is 25.

The square root of 4645231 is about 2155.2797962214. The cubic root of 4645231 is about 166.8536732040.

The spelling of 4645231 in words is "four million, six hundred forty-five thousand, two hundred thirty-one".