428766074 has 8 divisors (see below), whose sum is σ = 701617248. Its totient is φ = 194893660.

The previous prime is 428766071. The next prime is 428766167. The reversal of 428766074 is 470667824.

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

It is not an unprimeable number, because it can be changed into a prime (428766071) 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 3 ways as a sum of consecutive naturals, for example, 9744662 + ... + 9744705.

It is an arithmetic number, because the mean of its divisors is an integer number (87702156).

Almost surely, 2^428766074 is an apocalyptic number.

428766074 is a deficient number, since it is larger than the sum of its proper divisors (272851174).

428766074 is a wasteful number, since it uses less digits than its factorization.

428766074 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19489380.

The product of its (nonzero) digits is 451584, while the sum is 44.

The square root of 428766074 is about 20706.6673803391. The cubic root of 428766074 is about 754.0615646269.

The spelling of 428766074 in words is "four hundred twenty-eight million, seven hundred sixty-six thousand, seventy-four".