106992540 has 36 divisors (see below), whose sum is σ = 324544584. Its totient is φ = 28531296.

The previous prime is 106992503. The next prime is 106992541. The reversal of 106992540 is 45299601.

106992540 is a `hidden beast` number, since 106 + 9 + 9 + 2 + 540 = 666.

It is a tau number, because it is divible by the number of its divisors (36).

It is a super-2 number, since 2×106992540² = 22894807231303200, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a junction number, because it is equal to n+sod(n) for n = 106992495 and 106992504.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (106992541) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 297022 + ... + 297381.

Almost surely, 2^106992540 is an apocalyptic number.

106992540 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

106992540 is an abundant number, since it is smaller than the sum of its proper divisors (217552044).

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

106992540 is a wasteful number, since it uses less digits than its factorization.

106992540 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 594418 (or 594413 counting only the distinct ones).

The product of its (nonzero) digits is 19440, while the sum is 36.

The square root of 106992540 is about 10343.7198337929. The cubic root of 106992540 is about 474.7349065594.

The spelling of 106992540 in words is "one hundred six million, nine hundred ninety-two thousand, five hundred forty".