142468 has 6 divisors (see below), whose sum is σ = 249326. Its totient is φ = 71232.

The previous prime is 142453. The next prime is 142469. The reversal of 142468 is 864241.

It can be written as a sum of positive squares in only one way, i.e., 114244 + 28224 = 338^2 + 168^2 .

It is not an unprimeable number, because it can be changed into a prime (142469) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 17805 + ... + 17812.

2¹⁴²⁴⁶⁸ is an apocalyptic number.

It is an amenable number.

142468 is a deficient number, since it is larger than the sum of its proper divisors (106858).

142468 is a wasteful number, since it uses less digits than its factorization.

142468 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35621 (or 35619 counting only the distinct ones).

The product of its digits is 1536, while the sum is 25.

The square root of 142468 is about 377.4493343483. The cubic root of 142468 is about 52.2282862700.

The spelling of 142468 in words is "one hundred forty-two thousand, four hundred sixty-eight".