71772883 has 16 divisors (see below), whose sum is σ = 91385280. Its totient is φ = 54827136.

The previous prime is 71772863. The next prime is 71772887. The reversal of 71772883 is 38827717.

It is not a de Polignac number, because 71772883 - 2¹⁷ = 71641811 is a prime.

It is not an unprimeable number, because it can be changed into a prime (71772887) 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 15 ways as a sum of consecutive naturals, for example, 10960 + ... + 16237.

It is an arithmetic number, because the mean of its divisors is an integer number (5711580).

Almost surely, 2^71772883 is an apocalyptic number.

71772883 is a deficient number, since it is larger than the sum of its proper divisors (19612397).

71772883 is a wasteful number, since it uses less digits than its factorization.

71772883 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27246.

The product of its digits is 131712, while the sum is 43.

The square root of 71772883 is about 8471.8878061504. The cubic root of 71772883 is about 415.5788757152.

The spelling of 71772883 in words is "seventy-one million, seven hundred seventy-two thousand, eight hundred eighty-three".