993234838 has 16 divisors (see below), whose sum is σ = 1515659040. Its totient is φ = 488082496.

The previous prime is 993234821. The next prime is 993234841. The reversal of 993234838 is 838432399.

It is a junction number, because it is equal to n+sod(n) for n = 993234791 and 993234800.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 13020 + ... + 46432.

It is an arithmetic number, because the mean of its divisors is an integer number (94728690).

Almost surely, 2^993234838 is an apocalyptic number.

993234838 is a deficient number, since it is larger than the sum of its proper divisors (522424202).

993234838 is a wasteful number, since it uses less digits than its factorization.

993234838 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33671.

The product of its digits is 1119744, while the sum is 49.

The square root of 993234838 is about 31515.6284722358. The cubic root of 993234838 is about 997.7398415322.

The spelling of 993234838 in words is "nine hundred ninety-three million, two hundred thirty-four thousand, eight hundred thirty-eight".