87267722 has 8 divisors (see below), whose sum is σ = 137791200. Its totient is φ = 41337324.

The previous prime is 87267707. The next prime is 87267731. The reversal of 87267722 is 22776278.

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

It is a self number, because there is not a number n which added to its sum of digits gives 87267722.

It is an unprimeable number.

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, 1148222 + ... + 1148297.

It is an arithmetic number, because the mean of its divisors is an integer number (17223900).

Almost surely, 2^87267722 is an apocalyptic number.

87267722 is a deficient number, since it is larger than the sum of its proper divisors (50523478).

87267722 is a wasteful number, since it uses less digits than its factorization.

87267722 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2296540.

The product of its digits is 131712, while the sum is 41.

The square root of 87267722 is about 9341.7194348792. The cubic root of 87267722 is about 443.5588135739.

The spelling of 87267722 in words is "eighty-seven million, two hundred sixty-seven thousand, seven hundred twenty-two".