72097050 has 24 divisors (see below), whose sum is σ = 178801056. Its totient is φ = 19225840.

The previous prime is 72097049. The next prime is 72097057. The reversal of 72097050 is 5079027.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a junction number, because it is equal to n+sod(n) for n = 72096999 and 72097017.

It is not an unprimeable number, because it can be changed into a prime (72097057) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 240174 + ... + 240473.

It is an arithmetic number, because the mean of its divisors is an integer number (7450044).

Almost surely, 2^72097050 is an apocalyptic number.

72097050 is an abundant number, since it is smaller than the sum of its proper divisors (106704006).

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

72097050 is a wasteful number, since it uses less digits than its factorization.

72097050 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 480662 (or 480657 counting only the distinct ones).

The product of its (nonzero) digits is 4410, while the sum is 30.

The square root of 72097050 is about 8490.9981745375. The cubic root of 72097050 is about 416.2035993332.

The spelling of 72097050 in words is "seventy-two million, ninety-seven thousand, fifty".