102596642 has 8 divisors (see below), whose sum is σ = 154124316. Its totient is φ = 51221872.

The previous prime is 102596623. The next prime is 102596647. The reversal of 102596642 is 246695201.

It is a happy number.

It is a Cunningham number, because it is equal to 10129²+1.

It can be written as a sum of positive squares in 2 ways, for example, as 102596641 + 1 = 10129^2 + 1^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (102596647) 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, 36533 + ... + 39240.

Almost surely, 2^102596642 is an apocalyptic number.

102596642 is a deficient number, since it is larger than the sum of its proper divisors (51527674).

102596642 is an equidigital number, since it uses as much as digits as its factorization.

102596642 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 76452.

The product of its (nonzero) digits is 25920, while the sum is 35.

The square root of 102596642 is about 10129.0000493632. Note that the first 4 decimals coincide. The cubic root of 102596642 is about 468.1421178195.

The spelling of 102596642 in words is "one hundred two million, five hundred ninety-six thousand, six hundred forty-two".