142694766 has 12 divisors (see below), whose sum is σ = 309172032. Its totient is φ = 47564916.

The previous prime is 142694749. The next prime is 142694803. The reversal of 142694766 is 667496241.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 3963726 + ... + 3963761.

It is an arithmetic number, because the mean of its divisors is an integer number (25764336).

Almost surely, 2^142694766 is an apocalyptic number.

142694766 is an abundant number, since it is smaller than the sum of its proper divisors (166477266).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

142694766 is a wasteful number, since it uses less digits than its factorization.

142694766 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7927495 (or 7927492 counting only the distinct ones).

The product of its digits is 435456, while the sum is 45.

The square root of 142694766 is about 11945.4914507525. The cubic root of 142694766 is about 522.5598212988.

The spelling of 142694766 in words is "one hundred forty-two million, six hundred ninety-four thousand, seven hundred sixty-six".