102273725 has 24 divisors (see below), whose sum is σ = 129777408. Its totient is φ = 79934400.

The previous prime is 102273697. The next prime is 102273733. The reversal of 102273725 is 527372201.

It is a de Polignac number, because none of the positive numbers 2^k-102273725 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 278492 + ... + 278858.

It is an arithmetic number, because the mean of its divisors is an integer number (5407392).

Almost surely, 2^102273725 is an apocalyptic number.

It is an amenable number.

102273725 is a deficient number, since it is larger than the sum of its proper divisors (27503683).

102273725 is a wasteful number, since it uses less digits than its factorization.

102273725 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 605 (or 600 counting only the distinct ones).

The product of its (nonzero) digits is 5880, while the sum is 29.

The square root of 102273725 is about 10113.0472657849. The cubic root of 102273725 is about 467.6504515429.

It can be divided in two parts, 1022 and 73725, that added together give a palindrome (74747).

The spelling of 102273725 in words is "one hundred two million, two hundred seventy-three thousand, seven hundred twenty-five".