102620672 has 160 divisors (see below), whose sum is σ = 271054080. Its totient is φ = 37601280.

The previous prime is 102620629. The next prime is 102620711. The reversal of 102620672 is 276026201.

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, 748988 + ... + 749124.

It is an arithmetic number, because the mean of its divisors is an integer number (1694088).

Almost surely, 2^102620672 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 102620672, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (135527040).

102620672 is an abundant number, since it is smaller than the sum of its proper divisors (168433408).

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

102620672 is a wasteful number, since it uses less digits than its factorization.

102620672 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 192 (or 176 counting only the distinct ones).

The product of its (nonzero) digits is 2016, while the sum is 26.

The square root of 102620672 is about 10130.1861779535. The cubic root of 102620672 is about 468.1786640998.

Adding to 102620672 its reverse (276026201), we get a palindrome (378646873).

The spelling of 102620672 in words is "one hundred two million, six hundred twenty thousand, six hundred seventy-two".