1768142 has 8 divisors (see below), whose sum is σ = 2658432. Its totient is φ = 882000.

The previous prime is 1768141. The next prime is 1768157. The reversal of 1768142 is 2418671.

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

It is a super-2 number, since 2×1768142² = 6252652264328, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1768141) 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, 467 + ... + 1937.

It is an arithmetic number, because the mean of its divisors is an integer number (332304).

2^1768142 is an apocalyptic number.

1768142 is a deficient number, since it is larger than the sum of its proper divisors (890290).

1768142 is a wasteful number, since it uses less digits than its factorization.

1768142 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2074.

The product of its digits is 2688, while the sum is 29.

The square root of 1768142 is about 1329.7150070598. The cubic root of 1768142 is about 120.9221091035.

The spelling of 1768142 in words is "one million, seven hundred sixty-eight thousand, one hundred forty-two".