5198140 has 12 divisors (see below), whose sum is σ = 10916136. Its totient is φ = 2079248.

The previous prime is 5198119. The next prime is 5198143. The reversal of 5198140 is 418915.

It is a happy number.

It is an Ulam number.

It is a junction number, because it is equal to n+sod(n) for n = 5198099 and 5198108.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5198143) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 129934 + ... + 129973.

It is an arithmetic number, because the mean of its divisors is an integer number (909678).

Almost surely, 2^5198140 is an apocalyptic number.

It is an amenable number.

5198140 is an abundant number, since it is smaller than the sum of its proper divisors (5717996).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

5198140 is a wasteful number, since it uses less digits than its factorization.

5198140 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 259916 (or 259914 counting only the distinct ones).

The product of its (nonzero) digits is 1440, while the sum is 28.

The square root of 5198140 is about 2279.9429817432. The cubic root of 5198140 is about 173.2271621338.

The spelling of 5198140 in words is "five million, one hundred ninety-eight thousand, one hundred forty".