72236006 has 4 divisors (see below), whose sum is σ = 108354012. Its totient is φ = 36118002.

The previous prime is 72235981. The next prime is 72236011. The reversal of 72236006 is 60063227.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 18059000 + ... + 18059003.

It is an arithmetic number, because the mean of its divisors is an integer number (27088503).

Almost surely, 2^72236006 is an apocalyptic number.

72236006 is a deficient number, since it is larger than the sum of its proper divisors (36118006).

72236006 is a wasteful number, since it uses less digits than its factorization.

72236006 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36118005.

The product of its (nonzero) digits is 3024, while the sum is 26.

The square root of 72236006 is about 8499.1767836656. The cubic root of 72236006 is about 416.4708172554.

The spelling of 72236006 in words is "seventy-two million, two hundred thirty-six thousand, six".