492442369 has 2 divisors, whose sum is σ = 492442370. Its totient is φ = 492442368.

The previous prime is 492442337. The next prime is 492442411. The reversal of 492442369 is 963244294.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 437311744 + 55130625 = 20912^2 + 7425^2 .

It is a cyclic number.

It is not a de Polignac number, because 492442369 - 2⁵ = 492442337 is a prime.

It is a super-2 number, since 2×492442369² = 484998973572664322, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (492442309) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 246221184 + 246221185.

It is an arithmetic number, because the mean of its divisors is an integer number (246221185).

Almost surely, 2^492442369 is an apocalyptic number.

It is an amenable number.

492442369 is a deficient number, since it is larger than the sum of its proper divisors (1).

492442369 is an equidigital number, since it uses as much as digits as its factorization.

492442369 is an evil number, because the sum of its binary digits is even.

The product of its digits is 373248, while the sum is 43.

The square root of 492442369 is about 22191.0425397276. The cubic root of 492442369 is about 789.6812093015.

The spelling of 492442369 in words is "four hundred ninety-two million, four hundred forty-two thousand, three hundred sixty-nine".