87339279 has 8 divisors (see below), whose sum is σ = 116799280. Its totient is φ = 58052736.

The previous prime is 87339253. The next prime is 87339289. The reversal of 87339279 is 97293378.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 87339279 - 2⁹ = 87338767 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (87339289) 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 in 7 ways as a sum of consecutive naturals, for example, 42184 + ... + 44205.

It is an arithmetic number, because the mean of its divisors is an integer number (14599910).

Almost surely, 2^87339279 is an apocalyptic number.

87339279 is a deficient number, since it is larger than the sum of its proper divisors (29460001).

87339279 is a wasteful number, since it uses less digits than its factorization.

87339279 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 86729.

The product of its digits is 571536, while the sum is 48.

The square root of 87339279 is about 9345.5486195300. The cubic root of 87339279 is about 443.6800155717.

The spelling of 87339279 in words is "eighty-seven million, three hundred thirty-nine thousand, two hundred seventy-nine".