18088522 has 8 divisors (see below), whose sum is σ = 27459936. Its totient is φ = 8935212.

The previous prime is 18088519. The next prime is 18088541. The reversal of 18088522 is 22588081.

It is a happy number.

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

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 54318 + ... + 54649.

It is an arithmetic number, because the mean of its divisors is an integer number (3432492).

Almost surely, 2^18088522 is an apocalyptic number.

18088522 is a deficient number, since it is larger than the sum of its proper divisors (9371414).

18088522 is a wasteful number, since it uses less digits than its factorization.

18088522 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 109052.

The product of its (nonzero) digits is 10240, while the sum is 34.

The square root of 18088522 is about 4253.0603099415. The cubic root of 18088522 is about 262.5030542351.

The spelling of 18088522 in words is "eighteen million, eighty-eight thousand, five hundred twenty-two".