142635324 has 72 divisors (see below), whose sum is σ = 366611952. Its totient is φ = 43130880.

The previous prime is 142635313. The next prime is 142635347. The reversal of 142635324 is 423536241.

It is a junction number, because it is equal to n+sod(n) for n = 142635291 and 142635300.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 123132 + ... + 124284.

Almost surely, 2^142635324 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 142635324, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (183305976).

142635324 is an abundant number, since it is smaller than the sum of its proper divisors (223976628).

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

142635324 is a wasteful number, since it uses less digits than its factorization.

142635324 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1247 (or 1232 counting only the distinct ones).

The product of its digits is 17280, while the sum is 30.

The square root of 142635324 is about 11943.0031399142. The cubic root of 142635324 is about 522.4872507439.

The spelling of 142635324 in words is "one hundred forty-two million, six hundred thirty-five thousand, three hundred twenty-four".