5197838 has 4 divisors (see below), whose sum is σ = 7796760. Its totient is φ = 2598918.

The previous prime is 5197831. The next prime is 5197847. The reversal of 5197838 is 8387915.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 8387915 = 5 ⋅1677583.

It is a junction number, because it is equal to n+sod(n) for n = 5197795 and 5197804.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5197831) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1299458 + ... + 1299461.

It is an arithmetic number, because the mean of its divisors is an integer number (1949190).

Almost surely, 2^5197838 is an apocalyptic number.

5197838 is a deficient number, since it is larger than the sum of its proper divisors (2598922).

5197838 is a wasteful number, since it uses less digits than its factorization.

5197838 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2598921.

The product of its digits is 60480, while the sum is 41.

The square root of 5197838 is about 2279.8767510548. The cubic root of 5197838 is about 173.2238073687.

The spelling of 5197838 in words is "five million, one hundred ninety-seven thousand, eight hundred thirty-eight".