102279568 has 20 divisors (see below), whose sum is σ = 201527280. Its totient is φ = 50272544.

The previous prime is 102279553. The next prime is 102279589. The reversal of 102279568 is 865972201.

It is a super-2 number, since 2×102279568² = 20922220060533248, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 102279568.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 53230 + ... + 55117.

It is an arithmetic number, because the mean of its divisors is an integer number (10076364).

Almost surely, 2^102279568 is an apocalyptic number.

It is an amenable number.

102279568 is a deficient number, since it is larger than the sum of its proper divisors (99247712).

102279568 is a wasteful number, since it uses less digits than its factorization.

102279568 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 108414 (or 108408 counting only the distinct ones).

The product of its (nonzero) digits is 60480, while the sum is 40.

The square root of 102279568 is about 10113.3361459016. The cubic root of 102279568 is about 467.6593571523.

The spelling of 102279568 in words is "one hundred two million, two hundred seventy-nine thousand, five hundred sixty-eight".