428810542 has 8 divisors (see below), whose sum is σ = 643505616. Its totient is φ = 214308672.

The previous prime is 428810537. The next prime is 428810561. The reversal of 428810542 is 245018824.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 428810498 and 428810507.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 42618 + ... + 51709.

It is an arithmetic number, because the mean of its divisors is an integer number (80438202).

Almost surely, 2^428810542 is an apocalyptic number.

428810542 is a deficient number, since it is larger than the sum of its proper divisors (214695074).

428810542 is a wasteful number, since it uses less digits than its factorization.

428810542 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 96602.

The product of its (nonzero) digits is 20480, while the sum is 34.

The square root of 428810542 is about 20707.7411129268. The cubic root of 428810542 is about 754.0876320271.

The spelling of 428810542 in words is "four hundred twenty-eight million, eight hundred ten thousand, five hundred forty-two".