4664431 has 2 divisors, whose sum is σ = 4664432. Its totient is φ = 4664430.

The previous prime is 4664419. The next prime is 4664441. The reversal of 4664431 is 1344664.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 4664431 - 2⁵ = 4664399 is a prime.

It is a super-2 number, since 2×4664431² = 43513833107522, which contains 22 as substring.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 4664431.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4664441) 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, 2332215 + 2332216.

It is an arithmetic number, because the mean of its divisors is an integer number (2332216).

Almost surely, 2^4664431 is an apocalyptic number.

4664431 is a deficient number, since it is larger than the sum of its proper divisors (1).

4664431 is an equidigital number, since it uses as much as digits as its factorization.

4664431 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 6912, while the sum is 28.

The square root of 4664431 is about 2159.7293811957. The cubic root of 4664431 is about 167.0832410384.

The spelling of 4664431 in words is "four million, six hundred sixty-four thousand, four hundred thirty-one".