920712166 has 16 divisors (see below), whose sum is σ = 1522155600. Its totient is φ = 414190080.

The previous prime is 920712157. The next prime is 920712217. The reversal of 920712166 is 661217029.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 213591 + ... + 217858.

It is an arithmetic number, because the mean of its divisors is an integer number (95134725).

Almost surely, 2^920712166 is an apocalyptic number.

920712166 is a deficient number, since it is larger than the sum of its proper divisors (601443434).

920712166 is a wasteful number, since it uses less digits than its factorization.

920712166 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 431559.

The product of its (nonzero) digits is 9072, while the sum is 34.

The square root of 920712166 is about 30343.2392140325. The cubic root of 920712166 is about 972.8397197141.

The spelling of 920712166 in words is "nine hundred twenty million, seven hundred twelve thousand, one hundred sixty-six".