983873438 has 32 divisors (see below), whose sum is σ = 1586179584. Its totient is φ = 456505632.

The previous prime is 983873437. The next prime is 983873467. The reversal of 983873438 is 834378389.

It is a happy number.

It is a Smith number, since the sum of its digits (53) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a self number, because there is not a number n which added to its sum of digits gives 983873438.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (983873431) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 828281 + ... + 829467.

It is an arithmetic number, because the mean of its divisors is an integer number (49568112).

Almost surely, 2^983873438 is an apocalyptic number.

983873438 is a deficient number, since it is larger than the sum of its proper divisors (602306146).

983873438 is a wasteful number, since it uses less digits than its factorization.

983873438 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1736.

The product of its digits is 3483648, while the sum is 53.

The square root of 983873438 is about 31366.7568932461. The cubic root of 983873438 is about 994.5953214072.

The spelling of 983873438 in words is "nine hundred eighty-three million, eight hundred seventy-three thousand, four hundred thirty-eight".