72950566 has 8 divisors (see below), whose sum is σ = 117843264. Its totient is φ = 33669480.

The previous prime is 72950561. The next prime is 72950611. The reversal of 72950566 is 66505927.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (72950561) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1402870 + ... + 1402921.

It is an arithmetic number, because the mean of its divisors is an integer number (14730408).

Almost surely, 2^72950566 is an apocalyptic number.

72950566 is a deficient number, since it is larger than the sum of its proper divisors (44892698).

72950566 is a wasteful number, since it uses less digits than its factorization.

72950566 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2805806.

The product of its (nonzero) digits is 113400, while the sum is 40.

The square root of 72950566 is about 8541.1103493632. The cubic root of 72950566 is about 417.8395597720.

The spelling of 72950566 in words is "seventy-two million, nine hundred fifty thousand, five hundred sixty-six".