102620 has 24 divisors (see below), whose sum is σ = 246624. Its totient is φ = 35136.

The previous prime is 102611. The next prime is 102643. The reversal of 102620 is 26201.

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, 227 + ... + 506.

It is an arithmetic number, because the mean of its divisors is an integer number (10276).

2¹⁰²⁶²⁰ is an apocalyptic number.

102620 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

102620 is an abundant number, since it is smaller than the sum of its proper divisors (144004).

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

102620 is a wasteful number, since it uses less digits than its factorization.

102620 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 749 (or 747 counting only the distinct ones).

The product of its (nonzero) digits is 24, while the sum is 11.

The square root of 102620 is about 320.3435655667. The cubic root of 102620 is about 46.8177642159.

Adding to 102620 its reverse (26201), we get a palindrome (128821).

The spelling of 102620 in words is "one hundred two thousand, six hundred twenty".