88436879 has 4 divisors (see below), whose sum is σ = 88484160. Its totient is φ = 88389600.

The previous prime is 88436837. The next prime is 88436903. The reversal of 88436879 is 97863488.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-88436879 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 88436879.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (88436809) 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 3 ways as a sum of consecutive naturals, for example, 20714 + ... + 24615.

It is an arithmetic number, because the mean of its divisors is an integer number (22121040).

Almost surely, 2^88436879 is an apocalyptic number.

88436879 is a deficient number, since it is larger than the sum of its proper divisors (47281).

88436879 is a wasteful number, since it uses less digits than its factorization.

88436879 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 47280.

The product of its digits is 2322432, while the sum is 53.

The square root of 88436879 is about 9404.0884194057. The cubic root of 88436879 is about 445.5308717154.

The spelling of 88436879 in words is "eighty-eight million, four hundred thirty-six thousand, eight hundred seventy-nine".