72073050 has 96 divisors (see below), whose sum is σ = 206986752. Its totient is φ = 16255680.

The previous prime is 72073021. The next prime is 72073051. The reversal of 72073050 is 5037027.

It is a self number, because there is not a number n which added to its sum of digits gives 72073050.

It is not an unprimeable number, because it can be changed into a prime (72073051) 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, 86737 + ... + 87563.

It is an arithmetic number, because the mean of its divisors is an integer number (2156112).

Almost surely, 2^72073050 is an apocalyptic number.

72073050 is a gapful number since it is divisible by the number (70) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 72073050, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (103493376).

72073050 is an abundant number, since it is smaller than the sum of its proper divisors (134913702).

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

72073050 is a wasteful number, since it uses less digits than its factorization.

72073050 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 932 (or 927 counting only the distinct ones).

The product of its (nonzero) digits is 1470, while the sum is 24.

The square root of 72073050 is about 8489.5847955009. The cubic root of 72073050 is about 416.1574116137.

The spelling of 72073050 in words is "seventy-two million, seventy-three thousand, fifty".