72876566 has 8 divisors (see below), whose sum is σ = 124931280. Its totient is φ = 31232808.

The previous prime is 72876553. The next prime is 72876577. The reversal of 72876566 is 66567827.

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

It is a self number, because there is not a number n which added to its sum of digits gives 72876566.

It is a congruent number.

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, 2602721 + ... + 2602748.

It is an arithmetic number, because the mean of its divisors is an integer number (15616410).

Almost surely, 2^72876566 is an apocalyptic number.

72876566 is a deficient number, since it is larger than the sum of its proper divisors (52054714).

72876566 is a wasteful number, since it uses less digits than its factorization.

72876566 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5205478.

The product of its digits is 846720, while the sum is 47.

The square root of 72876566 is about 8536.7772607700. Note that the first 3 decimals coincide. The cubic root of 72876566 is about 417.6982285026.

The spelling of 72876566 in words is "seventy-two million, eight hundred seventy-six thousand, five hundred sixty-six".