72050806 has 16 divisors (see below), whose sum is σ = 109893168. Its totient is φ = 35424000.

The previous prime is 72050801. The next prime is 72050807. The reversal of 72050806 is 60805027.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (72050801) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 39106 + ... + 40906.

It is an arithmetic number, because the mean of its divisors is an integer number (6868323).

Almost surely, 2^72050806 is an apocalyptic number.

72050806 is a deficient number, since it is larger than the sum of its proper divisors (37842362).

72050806 is a wasteful number, since it uses less digits than its factorization.

72050806 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2127.

The product of its (nonzero) digits is 3360, while the sum is 28.

The square root of 72050806 is about 8488.2746185547. The cubic root of 72050806 is about 416.1145941391.

The spelling of 72050806 in words is "seventy-two million, fifty thousand, eight hundred six".