82276745 has 16 divisors (see below), whose sum is σ = 104298240. Its totient is φ = 62135424.

The previous prime is 82276703. The next prime is 82276763. The reversal of 82276745 is 54767228.

It is a cyclic number.

It is not a de Polignac number, because 82276745 - 2¹⁶ = 82211209 is a prime.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 28352 + ... + 31118.

It is an arithmetic number, because the mean of its divisors is an integer number (6518640).

Almost surely, 2^82276745 is an apocalyptic number.

It is an amenable number.

82276745 is a deficient number, since it is larger than the sum of its proper divisors (22021495).

82276745 is a wasteful number, since it uses less digits than its factorization.

82276745 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3104.

The product of its digits is 188160, while the sum is 41.

The square root of 82276745 is about 9070.6529533435. The cubic root of 82276745 is about 434.9363451138.

The spelling of 82276745 in words is "eighty-two million, two hundred seventy-six thousand, seven hundred forty-five".