72246336 has 28 divisors (see below), whose sum is σ = 191152272. Its totient is φ = 24082048.

The previous prime is 72246329. The next prime is 72246409. The reversal of 72246336 is 63364227.

It is a junction number, because it is equal to n+sod(n) for n = 72246297 and 72246306.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 187950 + ... + 188333.

Almost surely, 2^72246336 is an apocalyptic number.

It is an amenable number.

72246336 is an abundant number, since it is smaller than the sum of its proper divisors (118905936).

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

72246336 is a wasteful number, since it uses less digits than its factorization.

72246336 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 376298 (or 376288 counting only the distinct ones).

The product of its digits is 36288, while the sum is 33.

The square root of 72246336 is about 8499.7844678556. The cubic root of 72246336 is about 416.4906685675.

The spelling of 72246336 in words is "seventy-two million, two hundred forty-six thousand, three hundred thirty-six".