428575294 has 16 divisors (see below), whose sum is σ = 742277088. Its totient is φ = 181780992.

The previous prime is 428575291. The next prime is 428575309. The reversal of 428575294 is 492575824.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (428575291) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 156439 + ... + 159154.

It is an arithmetic number, because the mean of its divisors is an integer number (46392318).

Almost surely, 2^428575294 is an apocalyptic number.

428575294 is a deficient number, since it is larger than the sum of its proper divisors (313701794).

428575294 is a wasteful number, since it uses less digits than its factorization.

428575294 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 315699.

The product of its digits is 806400, while the sum is 46.

The square root of 428575294 is about 20702.0601390296. The cubic root of 428575294 is about 753.9497078234.

The spelling of 428575294 in words is "four hundred twenty-eight million, five hundred seventy-five thousand, two hundred ninety-four".