920198830 has 8 divisors (see below), whose sum is σ = 1656357912. Its totient is φ = 368079528.

The previous prime is 920198821. The next prime is 920198887. The reversal of 920198830 is 38891029.

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, 46009932 + ... + 46009951.

It is an arithmetic number, because the mean of its divisors is an integer number (207044739).

Almost surely, 2^920198830 is an apocalyptic number.

920198830 is a deficient number, since it is larger than the sum of its proper divisors (736159082).

920198830 is a wasteful number, since it uses less digits than its factorization.

920198830 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 92019890.

The product of its (nonzero) digits is 31104, while the sum is 40.

The square root of 920198830 is about 30334.7792146243. The cubic root of 920198830 is about 972.6588863301.

The spelling of 920198830 in words is "nine hundred twenty million, one hundred ninety-eight thousand, eight hundred thirty".