102568628 has 6 divisors (see below), whose sum is σ = 179495106. Its totient is φ = 51284312.

The previous prime is 102568573. The next prime is 102568637. The reversal of 102568628 is 826865201.

It can be written as a sum of positive squares in only one way, i.e., 58186384 + 44382244 = 7628^2 + 6662^2 .

It is a junction number, because it is equal to n+sod(n) for n = 102568591 and 102568600.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12821075 + ... + 12821082.

It is an arithmetic number, because the mean of its divisors is an integer number (29915851).

Almost surely, 2^102568628 is an apocalyptic number.

It is an amenable number.

102568628 is a deficient number, since it is larger than the sum of its proper divisors (76926478).

102568628 is a wasteful number, since it uses less digits than its factorization.

102568628 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25642161 (or 25642159 counting only the distinct ones).

The product of its (nonzero) digits is 46080, while the sum is 38.

The square root of 102568628 is about 10127.6170938676. The cubic root of 102568628 is about 468.0995052256.

The spelling of 102568628 in words is "one hundred two million, five hundred sixty-eight thousand, six hundred twenty-eight".