928093990 has 8 divisors (see below), whose sum is σ = 1670569200. Its totient is φ = 371237592.

The previous prime is 928093987. The next prime is 928094003. The reversal of 928093990 is 99390829.

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

It is a super-2 number, since 2×928093990² = 1722716908548240200, which contains 22 as substring.

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, 46404690 + ... + 46404709.

It is an arithmetic number, because the mean of its divisors is an integer number (208821150).

Almost surely, 2^928093990 is an apocalyptic number.

928093990 is a deficient number, since it is larger than the sum of its proper divisors (742475210).

928093990 is a wasteful number, since it uses less digits than its factorization.

928093990 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 92809406.

The product of its (nonzero) digits is 314928, while the sum is 49.

The square root of 928093990 is about 30464.6350708490. The cubic root of 928093990 is about 975.4327213567.

The spelling of 928093990 in words is "nine hundred twenty-eight million, ninety-three thousand, nine hundred ninety".