142412636 has 12 divisors (see below), whose sum is σ = 257261760. Its totient is φ = 68909280.

The previous prime is 142412623. The next prime is 142412663. The reversal of 142412636 is 636214241.

142412636 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 142412599 and 142412608.

It is a congruent number.

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, 574121 + ... + 574368.

It is an arithmetic number, because the mean of its divisors is an integer number (21438480).

Almost surely, 2^142412636 is an apocalyptic number.

It is an amenable number.

142412636 is a deficient number, since it is larger than the sum of its proper divisors (114849124).

142412636 is a wasteful number, since it uses less digits than its factorization.

142412636 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1148524 (or 1148522 counting only the distinct ones).

The product of its digits is 6912, while the sum is 29.

The square root of 142412636 is about 11933.6765499992. The cubic root of 142412636 is about 522.2151997513.

Adding to 142412636 its reverse (636214241), we get a palindrome (778626877).

The spelling of 142412636 in words is "one hundred forty-two million, four hundred twelve thousand, six hundred thirty-six".