142636914 has 48 divisors (see below), whose sum is σ = 371791680. Its totient is φ = 38607840.

The previous prime is 142636913. The next prime is 142636927. The reversal of 142636914 is 419636241.

142636914 is a `hidden beast` number, since 1 + 4 + 2 + 636 + 9 + 14 = 666.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (142636913) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 27397 + ... + 32184.

It is an arithmetic number, because the mean of its divisors is an integer number (7745660).

Almost surely, 2^142636914 is an apocalyptic number.

142636914 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

142636914 is an abundant number, since it is smaller than the sum of its proper divisors (229154766).

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

142636914 is a wasteful number, since it uses less digits than its factorization.

142636914 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 59615 (or 59612 counting only the distinct ones).

The product of its digits is 31104, while the sum is 36.

The square root of 142636914 is about 11943.0697059006. The cubic root of 142636914 is about 522.4891921789.

The spelling of 142636914 in words is "one hundred forty-two million, six hundred thirty-six thousand, nine hundred fourteen".