72246535 has 8 divisors (see below), whose sum is σ = 86760576. Its totient is φ = 57754080.

The previous prime is 72246497. The next prime is 72246563. The reversal of 72246535 is 53564227.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 72246535 - 2⁹ = 72246023 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 72246535.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3225 + ... + 12445.

It is an arithmetic number, because the mean of its divisors is an integer number (10845072).

Almost surely, 2^72246535 is an apocalyptic number.

72246535 is a deficient number, since it is larger than the sum of its proper divisors (14514041).

72246535 is a wasteful number, since it uses less digits than its factorization.

72246535 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10793.

The product of its digits is 50400, while the sum is 34.

The square root of 72246535 is about 8499.7961740268. The cubic root of 72246535 is about 416.4910509701.

It can be divided in two parts, 722465 and 35, that added together give a square (722500 = 850²).

The spelling of 72246535 in words is "seventy-two million, two hundred forty-six thousand, five hundred thirty-five".