142303536 has 30 divisors (see below), whose sum is σ = 398252660. Its totient is φ = 47434464.

The previous prime is 142303531. The next prime is 142303543. The reversal of 142303536 is 635303241.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (142303531) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 493966 + ... + 494253.

Almost surely, 2^142303536 is an apocalyptic number.

142303536 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

142303536 is an abundant number, since it is smaller than the sum of its proper divisors (255949124).

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

142303536 is a wasteful number, since it uses less digits than its factorization.

142303536 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 988233 (or 988224 counting only the distinct ones).

The product of its (nonzero) digits is 6480, while the sum is 27.

The square root of 142303536 is about 11929.1045766227. The cubic root of 142303536 is about 522.0818121649.

Adding to 142303536 its reverse (635303241), we get a palindrome (777606777).

It can be divided in two parts, 14230 and 3536, that added together give a triangular number (17766 = T₁₈₈).

The spelling of 142303536 in words is "one hundred forty-two million, three hundred three thousand, five hundred thirty-six".