428964790 has 16 divisors (see below), whose sum is σ = 782715168. Its totient is φ = 169235136.

The previous prime is 428964787. The next prime is 428964797. The reversal of 428964790 is 97469824.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (428964797) 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 7 ways as a sum of consecutive naturals, for example, 293082 + ... + 294541.

It is an arithmetic number, because the mean of its divisors is an integer number (48919698).

Almost surely, 2^428964790 is an apocalyptic number.

428964790 is a deficient number, since it is larger than the sum of its proper divisors (353750378).

428964790 is a wasteful number, since it uses less digits than its factorization.

428964790 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 587703.

The product of its (nonzero) digits is 870912, while the sum is 49.

The square root of 428964790 is about 20711.4651823573. The cubic root of 428964790 is about 754.1780391368.

The spelling of 428964790 in words is "four hundred twenty-eight million, nine hundred sixty-four thousand, seven hundred ninety".