449996431 has 2 divisors, whose sum is σ = 449996432. Its totient is φ = 449996430.

The previous prime is 449996411. The next prime is 449996441. The reversal of 449996431 is 134699944.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 449996431 - 2²¹ = 447899279 is a prime.

It is a super-2 number, since 2×449996431² = 404993575825475522, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (449996411) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 224998215 + 224998216.

It is an arithmetic number, because the mean of its divisors is an integer number (224998216).

Almost surely, 2^449996431 is an apocalyptic number.

449996431 is a deficient number, since it is larger than the sum of its proper divisors (1).

449996431 is an equidigital number, since it uses as much as digits as its factorization.

449996431 is an evil number, because the sum of its binary digits is even.

The product of its digits is 839808, while the sum is 49.

The square root of 449996431 is about 21213.1193132929. The cubic root of 449996431 is about 766.3074064931.

The spelling of 449996431 in words is "four hundred forty-nine million, nine hundred ninety-six thousand, four hundred thirty-one".