87823622 has 8 divisors (see below), whose sum is σ = 131908176. Its totient is φ = 43854232.

The previous prime is 87823621. The next prime is 87823627. The reversal of 87823622 is 22632878.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (87823621) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 26858 + ... + 29949.

It is an arithmetic number, because the mean of its divisors is an integer number (16488522).

Almost surely, 2^87823622 is an apocalyptic number.

87823622 is a deficient number, since it is larger than the sum of its proper divisors (44084554).

87823622 is a wasteful number, since it uses less digits than its factorization.

87823622 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 57582.

The product of its digits is 64512, while the sum is 38.

The square root of 87823622 is about 9371.4258253480. The cubic root of 87823622 is about 444.4986518095.

The spelling of 87823622 in words is "eighty-seven million, eight hundred twenty-three thousand, six hundred twenty-two".