10102620 has 48 divisors (see below), whose sum is σ = 30860928. Its totient is φ = 2448960.

The previous prime is 10102613. The next prime is 10102639. The reversal of 10102620 is 2620101.

10102620 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (12).

It is a junction number, because it is equal to n+sod(n) for n = 10102596 and 10102605.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6994 + ... + 8313.

It is an arithmetic number, because the mean of its divisors is an integer number (642936).

Almost surely, 2^10102620 is an apocalyptic number.

10102620 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

10102620 is an abundant number, since it is smaller than the sum of its proper divisors (20758308).

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

10102620 is a wasteful number, since it uses less digits than its factorization.

10102620 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15330 (or 15328 counting only the distinct ones).

The product of its (nonzero) digits is 24, while the sum is 12.

The square root of 10102620 is about 3178.4618921736. The cubic root of 10102620 is about 216.1779226750.

Adding to 10102620 its reverse (2620101), we get a palindrome (12722721).

The spelling of 10102620 in words is "ten million, one hundred two thousand, six hundred twenty".