106340657 has 4 divisors (see below), whose sum is σ = 106376820. Its totient is φ = 106304496.

The previous prime is 106340621. The next prime is 106340659. The reversal of 106340657 is 756043601.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 16394401 + 89946256 = 4049^2 + 9484^2 .

It is a cyclic number.

It is not a de Polignac number, because 106340657 - 2⁸ = 106340401 is a prime.

It is a super-2 number, since 2×106340657² = 22616670662383298, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (106340659) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 13238 + ... + 19695.

It is an arithmetic number, because the mean of its divisors is an integer number (26594205).

Almost surely, 2^106340657 is an apocalyptic number.

It is an amenable number.

106340657 is a deficient number, since it is larger than the sum of its proper divisors (36163).

106340657 is an equidigital number, since it uses as much as digits as its factorization.

106340657 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36162.

The product of its (nonzero) digits is 15120, while the sum is 32.

The square root of 106340657 is about 10312.1606368404. The cubic root of 106340657 is about 473.7687885281.

The spelling of 106340657 in words is "one hundred six million, three hundred forty thousand, six hundred fifty-seven".