928723994 has 8 divisors (see below), whose sum is σ = 1519730208. Its totient is φ = 422147260.

The previous prime is 928723993. The next prime is 928723997. The reversal of 928723994 is 499327829.

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

It is not an unprimeable number, because it can be changed into a prime (928723993) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 21107342 + ... + 21107385.

It is an arithmetic number, because the mean of its divisors is an integer number (189966276).

Almost surely, 2^928723994 is an apocalyptic number.

928723994 is a deficient number, since it is larger than the sum of its proper divisors (591006214).

928723994 is a wasteful number, since it uses less digits than its factorization.

928723994 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 42214740.

The product of its digits is 1959552, while the sum is 53.

The square root of 928723994 is about 30474.9732403492. The cubic root of 928723994 is about 975.6533841794.

The spelling of 928723994 in words is "nine hundred twenty-eight million, seven hundred twenty-three thousand, nine hundred ninety-four".