105899964 has 12 divisors (see below), whose sum is σ = 247099944. Its totient is φ = 35299984.

The previous prime is 105899947. The next prime is 105899971. The reversal of 105899964 is 469998501.

It is a tau number, because it is divible by the number of its divisors (12).

It is a super-2 number, since 2×105899964² = 22429604750402592, 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 3 ways as a sum of consecutive naturals, for example, 4412487 + ... + 4412510.

It is an arithmetic number, because the mean of its divisors is an integer number (20591662).

Almost surely, 2^105899964 is an apocalyptic number.

It is an amenable number.

105899964 is an abundant number, since it is smaller than the sum of its proper divisors (141199980).

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

105899964 is a wasteful number, since it uses less digits than its factorization.

105899964 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8825004 (or 8825002 counting only the distinct ones).

The product of its (nonzero) digits is 699840, while the sum is 51.

The square root of 105899964 is about 10290.7708166104. The cubic root of 105899964 is about 473.1134240429.

The spelling of 105899964 in words is "one hundred five million, eight hundred ninety-nine thousand, nine hundred sixty-four".