87633167 has 2 divisors, whose sum is σ = 87633168. Its totient is φ = 87633166.

The previous prime is 87633103. The next prime is 87633173. The reversal of 87633167 is 76133678.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 87633167 - 2⁶ = 87633103 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (87630167) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 43816583 + 43816584.

It is an arithmetic number, because the mean of its divisors is an integer number (43816584).

Almost surely, 2^87633167 is an apocalyptic number.

87633167 is a deficient number, since it is larger than the sum of its proper divisors (1).

87633167 is an equidigital number, since it uses as much as digits as its factorization.

87633167 is an evil number, because the sum of its binary digits is even.

The product of its digits is 127008, while the sum is 41.

The square root of 87633167 is about 9361.2588362891. The cubic root of 87633167 is about 444.1771048325.

It can be divided in two parts, 876 and 33167, that added together give a palindrome (34043).

The spelling of 87633167 in words is "eighty-seven million, six hundred thirty-three thousand, one hundred sixty-seven".