106642156 has 18 divisors (see below), whose sum is σ = 198249548. Its totient is φ = 50184000.

The previous prime is 106642147. The next prime is 106642169. The reversal of 106642156 is 651246601.

It is a super-2 number, since 2×106642156² = 22745098872656672, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 44970 + ... + 47281.

Almost surely, 2^106642156 is an apocalyptic number.

It is an amenable number.

106642156 is a deficient number, since it is larger than the sum of its proper divisors (91607392).

106642156 is a wasteful number, since it uses less digits than its factorization.

106642156 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 92289 (or 92270 counting only the distinct ones).

The product of its (nonzero) digits is 8640, while the sum is 31.

The square root of 106642156 is about 10326.7689041636. The cubic root of 106642156 is about 474.2161120550.

Adding to 106642156 its reverse (651246601), we get a palindrome (757888757).

The spelling of 106642156 in words is "one hundred six million, six hundred forty-two thousand, one hundred fifty-six".