87468679 has 2 divisors, whose sum is σ = 87468680. Its totient is φ = 87468678.

The previous prime is 87468671. The next prime is 87468691. The reversal of 87468679 is 97686478.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 87468679 - 2³ = 87468671 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (87468671) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 43734339 + 43734340.

It is an arithmetic number, because the mean of its divisors is an integer number (43734340).

Almost surely, 2^87468679 is an apocalyptic number.

87468679 is a deficient number, since it is larger than the sum of its proper divisors (1).

87468679 is an equidigital number, since it uses as much as digits as its factorization.

87468679 is an evil number, because the sum of its binary digits is even.

The product of its digits is 4064256, while the sum is 55.

The square root of 87468679 is about 9352.4691392167. The cubic root of 87468679 is about 443.8990230425.

The spelling of 87468679 in words is "eighty-seven million, four hundred sixty-eight thousand, six hundred seventy-nine".