428313490 has 16 divisors (see below), whose sum is σ = 841052160. Its totient is φ = 155750320.

The previous prime is 428313481. The next prime is 428313493. The reversal of 428313490 is 94313824.

It is not an unprimeable number, because it can be changed into a prime (428313493) 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, 1946770 + ... + 1946989.

It is an arithmetic number, because the mean of its divisors is an integer number (52565760).

Almost surely, 2^428313490 is an apocalyptic number.

428313490 is a deficient number, since it is larger than the sum of its proper divisors (412738670).

428313490 is a wasteful number, since it uses less digits than its factorization.

428313490 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3893777.

The product of its (nonzero) digits is 20736, while the sum is 34.

The square root of 428313490 is about 20695.7360342656. The cubic root of 428313490 is about 753.7961546763.

The spelling of 428313490 in words is "four hundred twenty-eight million, three hundred thirteen thousand, four hundred ninety".