72330102 has 48 divisors (see below), whose sum is σ = 170465568. Its totient is φ = 22032000.

The previous prime is 72330091. The next prime is 72330119. The reversal of 72330102 is 20103327.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 22602 + ... + 25602.

It is an arithmetic number, because the mean of its divisors is an integer number (3551366).

Almost surely, 2^72330102 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 72330102, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (85232784).

72330102 is an abundant number, since it is smaller than the sum of its proper divisors (98135466).

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

72330102 is a wasteful number, since it uses less digits than its factorization.

72330102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3125 (or 3122 counting only the distinct ones).

The product of its (nonzero) digits is 252, while the sum is 18.

The square root of 72330102 is about 8504.7105770861. The cubic root of 72330102 is about 416.6515730710.

Adding to 72330102 its reverse (20103327), we get a palindrome (92433429).

The spelling of 72330102 in words is "seventy-two million, three hundred thirty thousand, one hundred two".