4492399 has 2 divisors, whose sum is σ = 4492400. Its totient is φ = 4492398.

The previous prime is 4492391. The next prime is 4492409. The reversal of 4492399 is 9932944.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 4492399 - 2³ = 4492391 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4492391) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2246199 + 2246200.

It is an arithmetic number, because the mean of its divisors is an integer number (2246200).

Almost surely, 2^4492399 is an apocalyptic number.

4492399 is a deficient number, since it is larger than the sum of its proper divisors (1).

4492399 is an equidigital number, since it uses as much as digits as its factorization.

4492399 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 69984, while the sum is 40.

The square root of 4492399 is about 2119.5280134973. The cubic root of 4492399 is about 165.0033546915.

The spelling of 4492399 in words is "four million, four hundred ninety-two thousand, three hundred ninety-nine".