1768164 has 12 divisors (see below), whose sum is σ = 4125744. Its totient is φ = 589384.

The previous prime is 1768157. The next prime is 1768181. The reversal of 1768164 is 4618671.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (12).

It is a Smith number, since the sum of its digits (33) coincides with the sum of the digits of its prime factors.

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, 73662 + ... + 73685.

It is an arithmetic number, because the mean of its divisors is an integer number (343812).

2^1768164 is an apocalyptic number.

It is an amenable number.

1768164 is an abundant number, since it is smaller than the sum of its proper divisors (2357580).

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

1768164 is a wasteful number, since it uses less digits than its factorization.

1768164 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 147354 (or 147352 counting only the distinct ones).

The product of its digits is 8064, while the sum is 33.

The square root of 1768164 is about 1329.7232794834. The cubic root of 1768164 is about 120.9226106235.

The spelling of 1768164 in words is "one million, seven hundred sixty-eight thousand, one hundred sixty-four".