928990 has 8 divisors (see below), whose sum is σ = 1672200. Its totient is φ = 371592.

The previous prime is 928979. The next prime is 929003. The reversal of 928990 is 99829.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 46440 + ... + 46459.

It is an arithmetic number, because the mean of its divisors is an integer number (209025).

2⁹²⁸⁹⁹⁰ is an apocalyptic number.

928990 is a deficient number, since it is larger than the sum of its proper divisors (743210).

928990 is a wasteful number, since it uses less digits than its factorization.

928990 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 92906.

The product of its (nonzero) digits is 11664, while the sum is 37.

The square root of 928990 is about 963.8412732395. The cubic root of 928990 is about 97.5746524474.

The spelling of 928990 in words is "nine hundred twenty-eight thousand, nine hundred ninety".