434003457 has 4 divisors (see below), whose sum is σ = 578671280. Its totient is φ = 289335636.

The previous prime is 434003443. The next prime is 434003459. The reversal of 434003457 is 754300434.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 434003457 - 2⁸ = 434003201 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (434003459) 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, 72333907 + ... + 72333912.

It is an arithmetic number, because the mean of its divisors is an integer number (144667820).

Almost surely, 2^434003457 is an apocalyptic number.

It is an amenable number.

434003457 is a deficient number, since it is larger than the sum of its proper divisors (144667823).

434003457 is a wasteful number, since it uses less digits than its factorization.

434003457 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 144667822.

The product of its (nonzero) digits is 20160, while the sum is 30.

The square root of 434003457 is about 20832.7496264895. The cubic root of 434003457 is about 757.1194380710.

The spelling of 434003457 in words is "four hundred thirty-four million, three thousand, four hundred fifty-seven".