872446087 has 2 divisors, whose sum is σ = 872446088. Its totient is φ = 872446086.

The previous prime is 872446079. The next prime is 872446109. The reversal of 872446087 is 780644278.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 872446087 - 2³ = 872446079 is a prime.

It is a super-2 number, since 2×872446087² = 1522324349443223138, which contains 22 as substring.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (872446027) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 436223043 + 436223044.

It is an arithmetic number, because the mean of its divisors is an integer number (436223044).

Almost surely, 2^872446087 is an apocalyptic number.

872446087 is a deficient number, since it is larger than the sum of its proper divisors (1).

872446087 is an equidigital number, since it uses as much as digits as its factorization.

872446087 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 602112, while the sum is 46.

The square root of 872446087 is about 29537.1983607112. The cubic root of 872446087 is about 955.5341207774.

The spelling of 872446087 in words is "eight hundred seventy-two million, four hundred forty-six thousand, eighty-seven".