428804795 has 4 divisors (see below), whose sum is σ = 514565760. Its totient is φ = 343043832.

The previous prime is 428804791. The next prime is 428804819. The reversal of 428804795 is 597408824.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 428804795 - 2² = 428804791 is a prime.

It is not an unprimeable number, because it can be changed into a prime (428804791) 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, 42880475 + ... + 42880484.

It is an arithmetic number, because the mean of its divisors is an integer number (128641440).

Almost surely, 2^428804795 is an apocalyptic number.

428804795 is a deficient number, since it is larger than the sum of its proper divisors (85760965).

428804795 is an equidigital number, since it uses as much as digits as its factorization.

428804795 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 85760964.

The product of its (nonzero) digits is 645120, while the sum is 47.

The square root of 428804795 is about 20707.6023479301. The cubic root of 428804795 is about 754.0842632037.

The spelling of 428804795 in words is "four hundred twenty-eight million, eight hundred four thousand, seven hundred ninety-five".