106609697 has 4 divisors (see below), whose sum is σ = 106796976. Its totient is φ = 106422420.

The previous prime is 106609681. The next prime is 106609709. The reversal of 106609697 is 796906601.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 106609697 - 2⁴ = 106609681 is a prime.

It is a super-2 number, since 2×106609697² = 22731254988863618, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (106609667) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 92783 + ... + 93924.

It is an arithmetic number, because the mean of its divisors is an integer number (26699244).

Almost surely, 2^106609697 is an apocalyptic number.

It is an amenable number.

106609697 is a deficient number, since it is larger than the sum of its proper divisors (187279).

106609697 is an equidigital number, since it uses as much as digits as its factorization.

106609697 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 187278.

The product of its (nonzero) digits is 122472, while the sum is 44.

The square root of 106609697 is about 10325.1971894003. The cubic root of 106609697 is about 474.1679943021.

The spelling of 106609697 in words is "one hundred six million, six hundred nine thousand, six hundred ninety-seven".