142635436 has 12 divisors (see below), whose sum is σ = 249925480. Its totient is φ = 71228160.

The previous prime is 142635431. The next prime is 142635461. The reversal of 142635436 is 634536241.

142635436 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (142635431) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 18741 + ... + 25228.

Almost surely, 2^142635436 is an apocalyptic number.

It is an amenable number.

142635436 is a deficient number, since it is larger than the sum of its proper divisors (107290044).

142635436 is a wasteful number, since it uses less digits than its factorization.

142635436 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 44784 (or 44782 counting only the distinct ones).

The product of its digits is 51840, while the sum is 34.

The square root of 142635436 is about 11943.0078288512. The cubic root of 142635436 is about 522.4873874996.

The spelling of 142635436 in words is "one hundred forty-two million, six hundred thirty-five thousand, four hundred thirty-six".