434555431 has 4 divisors (see below), whose sum is σ = 434617792. Its totient is φ = 434493072.

The previous prime is 434555419. The next prime is 434555437. The reversal of 434555431 is 134555434.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 434555431 - 2⁹ = 434554919 is a prime.

It is a super-2 number, since 2×434555431² = 377676845223191522, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (434555437) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 19191 + ... + 35176.

It is an arithmetic number, because the mean of its divisors is an integer number (108654448).

Almost surely, 2^434555431 is an apocalyptic number.

434555431 is a deficient number, since it is larger than the sum of its proper divisors (62361).

434555431 is an equidigital number, since it uses as much as digits as its factorization.

434555431 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 62360.

The product of its digits is 72000, while the sum is 34.

The square root of 434555431 is about 20845.9931641551. The cubic root of 434555431 is about 757.4402751475.

The spelling of 434555431 in words is "four hundred thirty-four million, five hundred fifty-five thousand, four hundred thirty-one".