5198427 has 24 divisors (see below), whose sum is σ = 8166704. Its totient is φ = 3167424.

The previous prime is 5198423. The next prime is 5198429. The reversal of 5198427 is 7248915.

It is not a de Polignac number, because 5198427 - 2² = 5198423 is a prime.

It is a Smith number, since the sum of its digits (36) coincides with the sum of the digits of its prime factors.

It is a junction number, because it is equal to n+sod(n) for n = 5198391 and 5198400.

It is not an unprimeable number, because it can be changed into a prime (5198423) by changing a digit.

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 23 ways as a sum of consecutive naturals, for example, 18228 + ... + 18510.

Almost surely, 2^5198427 is an apocalyptic number.

5198427 is a deficient number, since it is larger than the sum of its proper divisors (2968277).

5198427 is a wasteful number, since it uses less digits than its factorization.

5198427 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 459 (or 456 counting only the distinct ones).

The product of its digits is 20160, while the sum is 36.

The square root of 5198427 is about 2280.0059210449. The cubic root of 5198427 is about 173.2303501511.

It can be divided in two parts, 5198 and 427, that added together give a square (5625 = 75²).

The spelling of 5198427 in words is "five million, one hundred ninety-eight thousand, four hundred twenty-seven".