72488338 has 16 divisors (see below), whose sum is σ = 117464256. Its totient is φ = 33351120.

The previous prime is 72488329. The next prime is 72488399. The reversal of 72488338 is 83388427.

It is a junction number, because it is equal to n+sod(n) for n = 72488294 and 72488303.

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, 4395 + ... + 12817.

It is an arithmetic number, because the mean of its divisors is an integer number (7341516).

Almost surely, 2^72488338 is an apocalyptic number.

72488338 is a deficient number, since it is larger than the sum of its proper divisors (44975918).

72488338 is a wasteful number, since it uses less digits than its factorization.

72488338 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8769.

The product of its digits is 258048, while the sum is 43.

The square root of 72488338 is about 8514.0083392019. The cubic root of 72488338 is about 416.9551869062.

The spelling of 72488338 in words is "seventy-two million, four hundred eighty-eight thousand, three hundred thirty-eight".