106692491 has 6 divisors (see below), whose sum is σ = 109013100. Its totient is φ = 104420276.

The previous prime is 106692463. The next prime is 106692511. The reversal of 106692491 is 194296601.

It is not a de Polignac number, because 106692491 - 2⁶ = 106692427 is a prime.

It is a super-2 number, since 2×106692491² = 22766575271570162, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (106692431) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 21941 + ... + 26358.

It is an arithmetic number, because the mean of its divisors is an integer number (18168850).

Almost surely, 2^106692491 is an apocalyptic number.

106692491 is a deficient number, since it is larger than the sum of its proper divisors (2320609).

106692491 is an frugal number, since it uses more digits than its factorization.

106692491 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 48393 (or 48346 counting only the distinct ones).

The product of its (nonzero) digits is 23328, while the sum is 38.

The square root of 106692491 is about 10329.2057293869. The cubic root of 106692491 is about 474.2907101764.

The spelling of 106692491 in words is "one hundred six million, six hundred ninety-two thousand, four hundred ninety-one".