106621912 has 8 divisors (see below), whose sum is σ = 199916100. Its totient is φ = 53310952.

The previous prime is 106621891. The next prime is 106621913. The reversal of 106621912 is 219126601.

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

It is a super-2 number, since 2×106621912² = 22736464237071488, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (106621913) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6663862 + ... + 6663877.

Almost surely, 2^106621912 is an apocalyptic number.

It is an amenable number.

106621912 is a deficient number, since it is larger than the sum of its proper divisors (93294188).

106621912 is a wasteful number, since it uses less digits than its factorization.

106621912 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13327745 (or 13327741 counting only the distinct ones).

The product of its (nonzero) digits is 1296, while the sum is 28.

The square root of 106621912 is about 10325.7886865847. The cubic root of 106621912 is about 474.1861031640.

The spelling of 106621912 in words is "one hundred six million, six hundred twenty-one thousand, nine hundred twelve".