20168234 has 8 divisors (see below), whose sum is σ = 31844640. Its totient is φ = 9553356.

The previous prime is 20168231. The next prime is 20168237. The reversal of 20168234 is 43286102.

It is an interprime number because it is at equal distance from previous prime (20168231) and next prime (20168237).

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

It is not an unprimeable number, because it can be changed into a prime (20168231) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 265334 + ... + 265409.

It is an arithmetic number, because the mean of its divisors is an integer number (3980580).

Almost surely, 2^20168234 is an apocalyptic number.

20168234 is a deficient number, since it is larger than the sum of its proper divisors (11676406).

20168234 is a wasteful number, since it uses less digits than its factorization.

20168234 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 530764.

The product of its (nonzero) digits is 2304, while the sum is 26.

The square root of 20168234 is about 4490.9056992994. The cubic root of 20168234 is about 272.2007330963.

It can be divided in two parts, 20168 and 234, that added together give a palindrome (20402).

The spelling of 20168234 in words is "twenty million, one hundred sixty-eight thousand, two hundred thirty-four".