142793822 has 4 divisors (see below), whose sum is σ = 214190736. Its totient is φ = 71396910.

The previous prime is 142793801. The next prime is 142793831. The reversal of 142793822 is 228397241.

It is a semiprime because it is the product of two primes.

It is a congruent number.

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 as a sum of consecutive naturals, namely, 35698454 + ... + 35698457.

It is an arithmetic number, because the mean of its divisors is an integer number (53547684).

Almost surely, 2^142793822 is an apocalyptic number.

142793822 is a deficient number, since it is larger than the sum of its proper divisors (71396914).

142793822 is an equidigital number, since it uses as much as digits as its factorization.

142793822 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 71396913.

The product of its digits is 48384, while the sum is 38.

The square root of 142793822 is about 11949.6368982493. The cubic root of 142793822 is about 522.6807103689.

The spelling of 142793822 in words is "one hundred forty-two million, seven hundred ninety-three thousand, eight hundred twenty-two".