105881712 has 40 divisors (see below), whose sum is σ = 289619856. Its totient is φ = 33217536.

The previous prime is 105881707. The next prime is 105881723. The reversal of 105881712 is 217188501.

It is a super-2 number, since 2×105881712² = 22421873872101888, 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 in 7 ways as a sum of consecutive naturals, for example, 64063 + ... + 65694.

Almost surely, 2^105881712 is an apocalyptic number.

105881712 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

105881712 is an abundant number, since it is smaller than the sum of its proper divisors (183738144).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

105881712 is a wasteful number, since it uses less digits than its factorization.

105881712 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 129785 (or 129779 counting only the distinct ones).

The product of its (nonzero) digits is 4480, while the sum is 33.

The square root of 105881712 is about 10289.8839643603. The cubic root of 105881712 is about 473.0862419047.

The spelling of 105881712 in words is "one hundred five million, eight hundred eighty-one thousand, seven hundred twelve".