106815256 has 8 divisors (see below), whose sum is σ = 200278620. Its totient is φ = 53407624.

The previous prime is 106815229. The next prime is 106815307. The reversal of 106815256 is 652518601.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (8).

It is a super-2 number, since 2×106815256² = 22818997828691072, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6675946 + ... + 6675961.

Almost surely, 2^106815256 is an apocalyptic number.

It is an amenable number.

106815256 is a deficient number, since it is larger than the sum of its proper divisors (93463364).

106815256 is a wasteful number, since it uses less digits than its factorization.

106815256 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13351913 (or 13351909 counting only the distinct ones).

The product of its (nonzero) digits is 14400, while the sum is 34.

The square root of 106815256 is about 10335.1466365988. The cubic root of 106815256 is about 474.4725535913.

The spelling of 106815256 in words is "one hundred six million, eight hundred fifteen thousand, two hundred fifty-six".