72093798 has 48 divisors (see below), whose sum is σ = 182176800. Its totient is φ = 20596464.

The previous prime is 72093793. The next prime is 72093829. The reversal of 72093798 is 89739027.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (72093793) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 336 + ... + 12012.

It is an arithmetic number, because the mean of its divisors is an integer number (3795350).

Almost surely, 2^72093798 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 72093798, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (91088400).

72093798 is an abundant number, since it is smaller than the sum of its proper divisors (110083002).

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

72093798 is a wasteful number, since it uses less digits than its factorization.

72093798 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11706 (or 11689 counting only the distinct ones).

The product of its (nonzero) digits is 190512, while the sum is 45.

The square root of 72093798 is about 8490.8066754579. The cubic root of 72093798 is about 416.1973414976.

The spelling of 72093798 in words is "seventy-two million, ninety-three thousand, seven hundred ninety-eight".