142867684 has 12 divisors (see below), whose sum is σ = 252355824. Its totient is φ = 70766024.

The previous prime is 142867667. The next prime is 142867709. The reversal of 142867684 is 486768241.

142867684 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×142867684² = 40822350263047712, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 166474 + ... + 167329.

It is an arithmetic number, because the mean of its divisors is an integer number (21029652).

Almost surely, 2^142867684 is an apocalyptic number.

It is an amenable number.

142867684 is a deficient number, since it is larger than the sum of its proper divisors (109488140).

142867684 is a wasteful number, since it uses less digits than its factorization.

142867684 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 333914 (or 333912 counting only the distinct ones).

The product of its digits is 516096, while the sum is 46.

The square root of 142867684 is about 11952.7270528528. The cubic root of 142867684 is about 522.7708160132.

The spelling of 142867684 in words is "one hundred forty-two million, eight hundred sixty-seven thousand, six hundred eighty-four".