434739231 has 20 divisors (see below), whose sum is σ = 661685112. Its totient is φ = 284354928.

The previous prime is 434739229. The next prime is 434739251. The reversal of 434739231 is 132937434.

It is not a de Polignac number, because 434739231 - 2¹ = 434739229 is a prime.

It is a super-2 number, since 2×434739231² = 377996397940942722, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (434739211) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 46341 + ... + 54926.

Almost surely, 2^434739231 is an apocalyptic number.

434739231 is a deficient number, since it is larger than the sum of its proper divisors (226945881).

434739231 is a wasteful number, since it uses less digits than its factorization.

434739231 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 101332 (or 101323 counting only the distinct ones).

The product of its digits is 54432, while the sum is 36.

The square root of 434739231 is about 20850.4012191612. The cubic root of 434739231 is about 757.5470493274.

The spelling of 434739231 in words is "four hundred thirty-four million, seven hundred thirty-nine thousand, two hundred thirty-one".