142214536 has 16 divisors (see below), whose sum is σ = 270028800. Its totient is φ = 70206864.

The previous prime is 142214509. The next prime is 142214539. The reversal of 142214536 is 635412241.

It is not an unprimeable number, because it can be changed into a prime (142214539) 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, 111880 + ... + 113143.

It is an arithmetic number, because the mean of its divisors is an integer number (16876800).

Almost surely, 2^142214536 is an apocalyptic number.

It is an amenable number.

142214536 is a deficient number, since it is larger than the sum of its proper divisors (127814264).

142214536 is a wasteful number, since it uses less digits than its factorization.

142214536 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 225108 (or 225104 counting only the distinct ones).

The product of its digits is 5760, while the sum is 28.

The square root of 142214536 is about 11925.3736209814. The cubic root of 142214536 is about 521.9729486919.

Adding to 142214536 its reverse (635412241), we get a palindrome (777626777).

The spelling of 142214536 in words is "one hundred forty-two million, two hundred fourteen thousand, five hundred thirty-six".