102685630 has 16 divisors (see below), whose sum is σ = 186531840. Its totient is φ = 40696992.

The previous prime is 102685621. The next prime is 102685643. The reversal of 102685630 is 36586201.

It is a junction number, because it is equal to n+sod(n) for n = 102685592 and 102685601.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 46014 + ... + 48193.

It is an arithmetic number, because the mean of its divisors is an integer number (11658240).

Almost surely, 2^102685630 is an apocalyptic number.

102685630 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

102685630 is a deficient number, since it is larger than the sum of its proper divisors (83846210).

102685630 is a wasteful number, since it uses less digits than its factorization.

102685630 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 94323.

The product of its (nonzero) digits is 8640, while the sum is 31.

The square root of 102685630 is about 10133.3918309715. The cubic root of 102685630 is about 468.2774276156.

The spelling of 102685630 in words is "one hundred two million, six hundred eighty-five thousand, six hundred thirty".