168104000 has 56 divisors (see below), whose sum is σ = 416329368. Its totient is φ = 67238400.

The previous prime is 168103997. The next prime is 168104003. The reversal of 168104000 is 401861.

It is an interprime number because it is at equal distance from previous prime (168103997) and next prime (168104003).

It can be written as a sum of positive squares in 4 ways, for example, as 53699584 + 114404416 = 7328^2 + 10696^2 .

It is a Harshad number since it is a multiple of its sum of digits (20).

It is not an unprimeable number, because it can be changed into a prime (168104003) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2507 + ... + 18506.

It is an arithmetic number, because the mean of its divisors is an integer number (7434453).

Almost surely, 2^168104000 is an apocalyptic number.

168104000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

168104000 is an abundant number, since it is smaller than the sum of its proper divisors (248225368).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

168104000 is an equidigital number, since it uses as much as digits as its factorization.

168104000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21040 (or 21020 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 20.

The square root of 168104000 is about 12965.4926632196. The cubic root of 168104000 is about 551.8986721521.

Adding to 168104000 its reverse (401861), we get a palindrome (168505861).

It can be divided in two parts, 16810 and 4000, that multiplied together give a square (67240000 = 8200²).

The spelling of 168104000 in words is "one hundred sixty-eight million, one hundred four thousand".