5191285 has 16 divisors (see below), whose sum is σ = 6982272. Its totient is φ = 3672000.

The previous prime is 5191279. The next prime is 5191289. The reversal of 5191285 is 5821915.

5191285 = 716² + 717² + ... + 725².

It is not a de Polignac number, because 5191285 - 2⁵ = 5191253 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5191289) 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, 760 + ... + 3310.

It is an arithmetic number, because the mean of its divisors is an integer number (436392).

Almost surely, 2^5191285 is an apocalyptic number.

5191285 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

It is an amenable number.

5191285 is a deficient number, since it is larger than the sum of its proper divisors (1790987).

5191285 is a wasteful number, since it uses less digits than its factorization.

5191285 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2604.

The product of its digits is 3600, while the sum is 31.

The square root of 5191285 is about 2278.4391587225. The cubic root of 5191285 is about 173.1509813866.

It can be divided in two parts, 5191 and 285, that added together give a square (5476 = 74²).

The spelling of 5191285 in words is "five million, one hundred ninety-one thousand, two hundred eighty-five".