4664399 has 2 divisors, whose sum is σ = 4664400. Its totient is φ = 4664398.

The previous prime is 4664393. The next prime is 4664419. The reversal of 4664399 is 9934664.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 4664399 - 2¹² = 4660303 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4664393) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2332199 + 2332200.

It is an arithmetic number, because the mean of its divisors is an integer number (2332200).

Almost surely, 2^4664399 is an apocalyptic number.

4664399 is a deficient number, since it is larger than the sum of its proper divisors (1).

4664399 is an equidigital number, since it uses as much as digits as its factorization.

4664399 is an evil number, because the sum of its binary digits is even.

The product of its digits is 139968, while the sum is 41.

The square root of 4664399 is about 2159.7219728474. The cubic root of 4664399 is about 167.0828589499.

The spelling of 4664399 in words is "four million, six hundred sixty-four thousand, three hundred ninety-nine".