5181226 has 8 divisors (see below), whose sum is σ = 8229060. Its totient is φ = 2438208.

The previous prime is 5181223. The next prime is 5181251. The reversal of 5181226 is 6221815.

It can be written as a sum of positive squares in 2 ways, for example, as 4004001 + 1177225 = 2001^2 + 1085^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a self number, because there is not a number n which added to its sum of digits gives 5181226.

It is not an unprimeable number, because it can be changed into a prime (5181223) 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, 76161 + ... + 76228.

Almost surely, 2^5181226 is an apocalyptic number.

5181226 is a deficient number, since it is larger than the sum of its proper divisors (3047834).

5181226 is a wasteful number, since it uses less digits than its factorization.

5181226 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 152408.

The product of its digits is 960, while the sum is 25.

The square root of 5181226 is about 2276.2306561506. The cubic root of 5181226 is about 173.0390725562.

The spelling of 5181226 in words is "five million, one hundred eighty-one thousand, two hundred twenty-six".