72488336 has 20 divisors (see below), whose sum is σ = 140740992. Its totient is φ = 36168096.

The previous prime is 72488329. The next prime is 72488399. The reversal of 72488336 is 63388427.

It is a junction number, because it is equal to n+sod(n) for n = 72488293 and 72488302.

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, 3545 + ... + 12551.

Almost surely, 2^72488336 is an apocalyptic number.

It is an amenable number.

72488336 is a deficient number, since it is larger than the sum of its proper divisors (68252656).

72488336 is a wasteful number, since it uses less digits than its factorization.

72488336 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9518 (or 9512 counting only the distinct ones).

The product of its digits is 193536, while the sum is 41.

The square root of 72488336 is about 8514.0082217484. The cubic root of 72488336 is about 416.9551830715.

Subtracting from 72488336 its reverse (63388427), we obtain a palindrome (9099909).

The spelling of 72488336 in words is "seventy-two million, four hundred eighty-eight thousand, three hundred thirty-six".