428596090 has 32 divisors (see below), whose sum is σ = 832608000. Its totient is φ = 157909824.

The previous prime is 428596043. The next prime is 428596117. The reversal of 428596090 is 90695824.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 61567 + ... + 68173.

It is an arithmetic number, because the mean of its divisors is an integer number (26019000).

Almost surely, 2^428596090 is an apocalyptic number.

428596090 is a deficient number, since it is larger than the sum of its proper divisors (404011910).

428596090 is a wasteful number, since it uses less digits than its factorization.

428596090 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7126.

The product of its (nonzero) digits is 155520, while the sum is 43.

The square root of 428596090 is about 20702.5624017898. The cubic root of 428596090 is about 753.9619024014.

The spelling of 428596090 in words is "four hundred twenty-eight million, five hundred ninety-six thousand, ninety".