102253768 has 32 divisors (see below), whose sum is σ = 206971200. Its totient is φ = 47215168.

The previous prime is 102253757. The next prime is 102253769. The reversal of 102253768 is 867352201.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (102253769) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4246 + ... + 14917.

It is an arithmetic number, because the mean of its divisors is an integer number (6467850).

Almost surely, 2^102253768 is an apocalyptic number.

It is an amenable number.

102253768 is an abundant number, since it is smaller than the sum of its proper divisors (104717432).

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

102253768 is a wasteful number, since it uses less digits than its factorization.

102253768 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19221 (or 19217 counting only the distinct ones).

The product of its (nonzero) digits is 20160, while the sum is 34.

The square root of 102253768 is about 10112.0605219708. The cubic root of 102253768 is about 467.6200315200.

The spelling of 102253768 in words is "one hundred two million, two hundred fifty-three thousand, seven hundred sixty-eight".