142471276 has 6 divisors (see below), whose sum is σ = 249324740. Its totient is φ = 71235636.

The previous prime is 142471211. The next prime is 142471297. The reversal of 142471276 is 672174241.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 17808906 + ... + 17808913.

Almost surely, 2^142471276 is an apocalyptic number.

It is an amenable number.

142471276 is a deficient number, since it is larger than the sum of its proper divisors (106853464).

142471276 is a wasteful number, since it uses less digits than its factorization.

142471276 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 35617823 (or 35617821 counting only the distinct ones).

The product of its digits is 18816, while the sum is 34.

The square root of 142471276 is about 11936.1332097124. The cubic root of 142471276 is about 522.2868659041.

The spelling of 142471276 in words is "one hundred forty-two million, four hundred seventy-one thousand, two hundred seventy-six".