434018893 has 12 divisors (see below), whose sum is σ = 545214880. Its totient is φ = 338195880.

The previous prime is 434018839. The next prime is 434018903. The reversal of 434018893 is 398810434.

It is not a de Polignac number, because 434018893 - 2¹³ = 434010701 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (434018833) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 255363 + ... + 257056.

Almost surely, 2^434018893 is an apocalyptic number.

It is an amenable number.

434018893 is a deficient number, since it is larger than the sum of its proper divisors (111195987).

434018893 is a wasteful number, since it uses less digits than its factorization.

434018893 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 512448 (or 512437 counting only the distinct ones).

The product of its (nonzero) digits is 82944, while the sum is 40.

The square root of 434018893 is about 20833.1200975754. The cubic root of 434018893 is about 757.1284140034.

The spelling of 434018893 in words is "four hundred thirty-four million, eighteen thousand, eight hundred ninety-three".