102673620 has 144 divisors (see below), whose sum is σ = 363417600. Its totient is φ = 23454144.

The previous prime is 102673609. The next prime is 102673621. The reversal of 102673620 is 26376201.

It is a happy number.

102673620 is a `hidden beast` number, since 10 + 26 + 7 + 3 + 620 = 666.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (102673621) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 60909 + ... + 62571.

Almost surely, 2^102673620 is an apocalyptic number.

102673620 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 102673620, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (181708800).

102673620 is an abundant number, since it is smaller than the sum of its proper divisors (260743980).

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

102673620 is a wasteful number, since it uses less digits than its factorization.

102673620 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1699 (or 1680 counting only the distinct ones).

The product of its (nonzero) digits is 3024, while the sum is 27.

The square root of 102673620 is about 10132.7992183799. The cubic root of 102673620 is about 468.2591704970.

The spelling of 102673620 in words is "one hundred two million, six hundred seventy-three thousand, six hundred twenty".