5971818 has 8 divisors (see below), whose sum is σ = 11943648. Its totient is φ = 1990604.

The previous prime is 5971813. The next prime is 5971841. The reversal of 5971818 is 8181795.

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

5971818 is an admirable number.

It is a super-2 number, since 2×5971818² = 71325220450248, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (5971813) 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, 497646 + ... + 497657.

It is an arithmetic number, because the mean of its divisors is an integer number (1492956).

Almost surely, 2^5971818 is an apocalyptic number.

5971818 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

5971818 is a wasteful number, since it uses less digits than its factorization.

5971818 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 995308.

The product of its digits is 20160, while the sum is 39.

The square root of 5971818 is about 2443.7303451895. The cubic root of 5971818 is about 181.4271121701.

It can be divided in two parts, 597 and 1818, that added together give a triangular number (2415 = T₆₉).

The spelling of 5971818 in words is "five million, nine hundred seventy-one thousand, eight hundred eighteen".