873742838 has 8 divisors (see below), whose sum is σ = 1311253920. Its totient is φ = 436658200.

The previous prime is 873742823. The next prime is 873742853. The reversal of 873742838 is 838247378.

It is an interprime number because it is at equal distance from previous prime (873742823) and next prime (873742853).

It is a sphenic number, since it is the product of 3 distinct 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 in 3 ways as a sum of consecutive naturals, for example, 101438 + ... + 109713.

It is an arithmetic number, because the mean of its divisors is an integer number (163906740).

Almost surely, 2^873742838 is an apocalyptic number.

873742838 is a deficient number, since it is larger than the sum of its proper divisors (437511082).

873742838 is a wasteful number, since it uses less digits than its factorization.

873742838 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 213222.

The product of its digits is 1806336, while the sum is 50.

The square root of 873742838 is about 29559.1413610071. The cubic root of 873742838 is about 956.0073024249.

The spelling of 873742838 in words is "eight hundred seventy-three million, seven hundred forty-two thousand, eight hundred thirty-eight".