142736684 has 6 divisors (see below), whose sum is σ = 249789204. Its totient is φ = 71368340.

The previous prime is 142736663. The next prime is 142736717. The reversal of 142736684 is 486637241.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 17842082 + ... + 17842089.

It is an arithmetic number, because the mean of its divisors is an integer number (41631534).

Almost surely, 2^142736684 is an apocalyptic number.

It is an amenable number.

142736684 is a deficient number, since it is larger than the sum of its proper divisors (107052520).

142736684 is a wasteful number, since it uses less digits than its factorization.

142736684 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 35684175 (or 35684173 counting only the distinct ones).

The product of its digits is 193536, while the sum is 41.

The square root of 142736684 is about 11947.2458750961. The cubic root of 142736684 is about 522.6109853292.

The spelling of 142736684 in words is "one hundred forty-two million, seven hundred thirty-six thousand, six hundred eighty-four".