106722556 has 12 divisors (see below), whose sum is σ = 188191080. Its totient is φ = 52953680.

The previous prime is 106722547. The next prime is 106722557. The reversal of 106722556 is 655227601.

It is a super-2 number, since 2×106722556² = 22779407918346272, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (106722557) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 101311 + ... + 102358.

It is an arithmetic number, because the mean of its divisors is an integer number (15682590).

Almost surely, 2^106722556 is an apocalyptic number.

It is an amenable number.

106722556 is a deficient number, since it is larger than the sum of its proper divisors (81468524).

106722556 is a wasteful number, since it uses less digits than its factorization.

106722556 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 203804 (or 203802 counting only the distinct ones).

The product of its (nonzero) digits is 25200, while the sum is 34.

The square root of 106722556 is about 10330.6609662693. The cubic root of 106722556 is about 474.3352563011.

The spelling of 106722556 in words is "one hundred six million, seven hundred twenty-two thousand, five hundred fifty-six".