142409862 has 24 divisors (see below), whose sum is σ = 352634256. Its totient is φ = 40688496.

The previous prime is 142409857. The next prime is 142409873. The reversal of 142409862 is 268904241.

142409862 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 564993 + ... + 565244.

It is an arithmetic number, because the mean of its divisors is an integer number (14693094).

Almost surely, 2^142409862 is an apocalyptic number.

142409862 is an abundant number, since it is smaller than the sum of its proper divisors (210224394).

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

142409862 is a wasteful number, since it uses less digits than its factorization.

142409862 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1130252 (or 1130249 counting only the distinct ones).

The product of its (nonzero) digits is 27648, while the sum is 36.

The square root of 142409862 is about 11933.5603237257. The cubic root of 142409862 is about 522.2118090541.

The spelling of 142409862 in words is "one hundred forty-two million, four hundred nine thousand, eight hundred sixty-two".