82612867 has 2 divisors, whose sum is σ = 82612868. Its totient is φ = 82612866.

The previous prime is 82612841. The next prime is 82612903. The reversal of 82612867 is 76821628.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-82612867 is a prime.

It is not a weakly prime, because it can be changed into another prime (82612267) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 41306433 + 41306434.

It is an arithmetic number, because the mean of its divisors is an integer number (41306434).

Almost surely, 2^82612867 is an apocalyptic number.

82612867 is a deficient number, since it is larger than the sum of its proper divisors (1).

82612867 is an equidigital number, since it uses as much as digits as its factorization.

82612867 is an evil number, because the sum of its binary digits is even.

The product of its digits is 64512, while the sum is 40.

The square root of 82612867 is about 9089.1620625886. The cubic root of 82612867 is about 435.5278166073.

The spelling of 82612867 in words is "eighty-two million, six hundred twelve thousand, eight hundred sixty-seven".