434450231 has 2 divisors, whose sum is σ = 434450232. Its totient is φ = 434450230.

The previous prime is 434450221. The next prime is 434450251. The reversal of 434450231 is 132054434.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-434450231 is a prime.

It is a super-2 number, since 2×434450231² = 377494006431906722, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 434450231.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (434450221) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 217225115 + 217225116.

It is an arithmetic number, because the mean of its divisors is an integer number (217225116).

Almost surely, 2^434450231 is an apocalyptic number.

434450231 is a deficient number, since it is larger than the sum of its proper divisors (1).

434450231 is an equidigital number, since it uses as much as digits as its factorization.

434450231 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 5760, while the sum is 26.

The square root of 434450231 is about 20843.4697447426. The cubic root of 434450231 is about 757.3791481948.

The spelling of 434450231 in words is "four hundred thirty-four million, four hundred fifty thousand, two hundred thirty-one".