872606767 has 2 divisors, whose sum is σ = 872606768. Its totient is φ = 872606766.

The previous prime is 872606737. The next prime is 872606849. The reversal of 872606767 is 767606278.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-872606767 is a prime.

It is a super-2 number, since 2×872606767² = 1522885139628384578, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 872606767.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (872606717) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 436303383 + 436303384.

It is an arithmetic number, because the mean of its divisors is an integer number (436303384).

Almost surely, 2^872606767 is an apocalyptic number.

872606767 is a deficient number, since it is larger than the sum of its proper divisors (1).

872606767 is an equidigital number, since it uses as much as digits as its factorization.

872606767 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1185408, while the sum is 49.

The square root of 872606767 is about 29539.9181955536. The cubic root of 872606767 is about 955.5927780019.

The spelling of 872606767 in words is "eight hundred seventy-two million, six hundred six thousand, seven hundred sixty-seven".