87346723 has 2 divisors, whose sum is σ = 87346724. Its totient is φ = 87346722.

The previous prime is 87346639. The next prime is 87346729. The reversal of 87346723 is 32764378.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-87346723 is a prime.

It is not a weakly prime, because it can be changed into another prime (87346729) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 43673361 + 43673362.

It is an arithmetic number, because the mean of its divisors is an integer number (43673362).

Almost surely, 2^87346723 is an apocalyptic number.

87346723 is a deficient number, since it is larger than the sum of its proper divisors (1).

87346723 is an equidigital number, since it uses as much as digits as its factorization.

87346723 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 169344, while the sum is 40.

The square root of 87346723 is about 9345.9468755178. The cubic root of 87346723 is about 443.6926202869.

The spelling of 87346723 in words is "eighty-seven million, three hundred forty-six thousand, seven hundred twenty-three".