142957268 has 12 divisors (see below), whose sum is σ = 255498432. Its totient is φ = 69957720.

The previous prime is 142957249. The next prime is 142957279. The reversal of 142957268 is 862759241.

It is a happy number.

It is a congruent number.

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, 380018 + ... + 380393.

It is an arithmetic number, because the mean of its divisors is an integer number (21291536).

Almost surely, 2^142957268 is an apocalyptic number.

It is an amenable number.

142957268 is a deficient number, since it is larger than the sum of its proper divisors (112541164).

142957268 is a wasteful number, since it uses less digits than its factorization.

142957268 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 760462 (or 760460 counting only the distinct ones).

The product of its digits is 241920, while the sum is 44.

The square root of 142957268 is about 11956.4738949240. The cubic root of 142957268 is about 522.8800595556.

The spelling of 142957268 in words is "one hundred forty-two million, nine hundred fifty-seven thousand, two hundred sixty-eight".