142982522 has 4 divisors (see below), whose sum is σ = 214473786. Its totient is φ = 71491260.

The previous prime is 142982519. The next prime is 142982527. The reversal of 142982522 is 225289241.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 110481121 + 32501401 = 10511^2 + 5701^2 .

It is not an unprimeable number, because it can be changed into a prime (142982527) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 35745629 + ... + 35745632.

Almost surely, 2^142982522 is an apocalyptic number.

142982522 is a deficient number, since it is larger than the sum of its proper divisors (71491264).

142982522 is an equidigital number, since it uses as much as digits as its factorization.

142982522 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 71491263.

The product of its digits is 23040, while the sum is 35.

The square root of 142982522 is about 11957.5299288775. The cubic root of 142982522 is about 522.9108473934.

The spelling of 142982522 in words is "one hundred forty-two million, nine hundred eighty-two thousand, five hundred twenty-two".