142763272 has 16 divisors (see below), whose sum is σ = 268266240. Its totient is φ = 71225616.

The previous prime is 142763227. The next prime is 142763281. The reversal of 142763272 is 272367241.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 15568 + ... + 22975.

It is an arithmetic number, because the mean of its divisors is an integer number (16766640).

Almost surely, 2^142763272 is an apocalyptic number.

It is an amenable number.

142763272 is a deficient number, since it is larger than the sum of its proper divisors (125502968).

142763272 is a wasteful number, since it uses less digits than its factorization.

142763272 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 39012 (or 39008 counting only the distinct ones).

The product of its digits is 28224, while the sum is 34.

The square root of 142763272 is about 11948.3585483530. The cubic root of 142763272 is about 522.6434327650.

The spelling of 142763272 in words is "one hundred forty-two million, seven hundred sixty-three thousand, two hundred seventy-two".