434034391 has 4 divisors (see below), whose sum is σ = 496039312. Its totient is φ = 372029472.

The previous prime is 434034373. The next prime is 434034397. The reversal of 434034391 is 193430434.

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 434034391 - 2¹¹ = 434032343 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (434034397) 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, 31002450 + ... + 31002463.

It is an arithmetic number, because the mean of its divisors is an integer number (124009828).

Almost surely, 2^434034391 is an apocalyptic number.

434034391 is a deficient number, since it is larger than the sum of its proper divisors (62004921).

434034391 is an equidigital number, since it uses as much as digits as its factorization.

434034391 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 62004920.

The product of its (nonzero) digits is 15552, while the sum is 31.

The square root of 434034391 is about 20833.4920500621. The cubic root of 434034391 is about 757.1374257743.

It can be divided in two parts, 4340343 and 91, that added together give a palindrome (4340434).

The spelling of 434034391 in words is "four hundred thirty-four million, thirty-four thousand, three hundred ninety-one".