5198777 has 4 divisors (see below), whose sum is σ = 5206656. Its totient is φ = 5190900.

The previous prime is 5198749. The next prime is 5198789. The reversal of 5198777 is 7778915.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-5198777 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5198737) 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, 2849 + ... + 4302.

It is an arithmetic number, because the mean of its divisors is an integer number (1301664).

Almost surely, 2^5198777 is an apocalyptic number.

It is an amenable number.

5198777 is a deficient number, since it is larger than the sum of its proper divisors (7879).

5198777 is an equidigital number, since it uses as much as digits as its factorization.

5198777 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7878.

The product of its digits is 123480, while the sum is 44.

The square root of 5198777 is about 2280.0826739397. The cubic root of 5198777 is about 173.2342378183.

The spelling of 5198777 in words is "five million, one hundred ninety-eight thousand, seven hundred seventy-seven".