434057878 has 24 divisors (see below), whose sum is σ = 683599392. Its totient is φ = 206609184.

The previous prime is 434057851. The next prime is 434057881. The reversal of 434057878 is 878750434.

It is a congruent number.

It is an unprimeable number.

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, 127000 + ... + 130372.

It is an arithmetic number, because the mean of its divisors is an integer number (28483308).

Almost surely, 2^434057878 is an apocalyptic number.

434057878 is a deficient number, since it is larger than the sum of its proper divisors (249541514).

434057878 is a wasteful number, since it uses less digits than its factorization.

434057878 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3496 (or 3459 counting only the distinct ones).

The product of its (nonzero) digits is 752640, while the sum is 46.

The square root of 434057878 is about 20834.0557261422. The cubic root of 434057878 is about 757.1510825769.

The spelling of 434057878 in words is "four hundred thirty-four million, fifty-seven thousand, eight hundred seventy-eight".