142666952 has 16 divisors (see below), whose sum is σ = 270002160. Its totient is φ = 70666384.

The previous prime is 142666943. The next prime is 142666963. The reversal of 142666952 is 259666241.

It is a happy 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, 82478 + ... + 84189.

It is an arithmetic number, because the mean of its divisors is an integer number (16875135).

Almost surely, 2^142666952 is an apocalyptic number.

It is an amenable number.

142666952 is a deficient number, since it is larger than the sum of its proper divisors (127335208).

142666952 is a wasteful number, since it uses less digits than its factorization.

142666952 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 166780 (or 166776 counting only the distinct ones).

The product of its digits is 155520, while the sum is 41.

The square root of 142666952 is about 11944.3271890886. The cubic root of 142666952 is about 522.5258667170.

The spelling of 142666952 in words is "one hundred forty-two million, six hundred sixty-six thousand, nine hundred fifty-two".