142394792 has 16 divisors (see below), whose sum is σ = 267760500. Its totient is φ = 70992000.

The previous prime is 142394753. The next prime is 142394849. The reversal of 142394792 is 297493241.

It can be written as a sum of positive squares in 2 ways, for example, as 131010916 + 11383876 = 11446^2 + 3374^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 22709 + ... + 28292.

Almost surely, 2^142394792 is an apocalyptic number.

It is an amenable number.

142394792 is a deficient number, since it is larger than the sum of its proper divisors (125365708).

142394792 is a wasteful number, since it uses less digits than its factorization.

142394792 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 51356 (or 51352 counting only the distinct ones).

The product of its digits is 108864, while the sum is 41.

The square root of 142394792 is about 11932.9288944500. The cubic root of 142394792 is about 522.1933880228.

The spelling of 142394792 in words is "one hundred forty-two million, three hundred ninety-four thousand, seven hundred ninety-two".