16612018 has 8 divisors (see below), whose sum is σ = 25497648. Its totient is φ = 8112804.

The previous prime is 16611989. The next prime is 16612021. The reversal of 16612018 is 81021661.

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

It is a junction number, because it is equal to n+sod(n) for n = 16611983 and 16612001.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 96496 + ... + 96667.

It is an arithmetic number, because the mean of its divisors is an integer number (3187206).

Almost surely, 2^16612018 is an apocalyptic number.

16612018 is a deficient number, since it is larger than the sum of its proper divisors (8885630).

16612018 is a wasteful number, since it uses less digits than its factorization.

16612018 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 193208.

The product of its (nonzero) digits is 576, while the sum is 25.

The square root of 16612018 is about 4075.7843416942. The cubic root of 16612018 is about 255.1569865072.

Adding to 16612018 its reverse (81021661), we get a palindrome (97633679).

The spelling of 16612018 in words is "sixteen million, six hundred twelve thousand, eighteen".