106922187 has 12 divisors (see below), whose sum is σ = 160163640. Its totient is φ = 71281296.

The previous prime is 106922173. The next prime is 106922191. The reversal of 106922187 is 781229601.

It is not a de Polignac number, because 106922187 - 2⁷ = 106922059 is a prime.

It is a super-2 number, since 2×106922187² = 22864708145725938, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (106922287) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 219762 + ... + 220247.

It is an arithmetic number, because the mean of its divisors is an integer number (13346970).

Almost surely, 2^106922187 is an apocalyptic number.

106922187 is a deficient number, since it is larger than the sum of its proper divisors (53241453).

106922187 is an frugal number, since it uses more digits than its factorization.

106922187 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 440024 (or 440012 counting only the distinct ones).

The product of its (nonzero) digits is 12096, while the sum is 36.

The square root of 106922187 is about 10340.3185154037. The cubic root of 106922187 is about 474.6308296831.

The spelling of 106922187 in words is "one hundred six million, nine hundred twenty-two thousand, one hundred eighty-seven".