5671812 has 24 divisors (see below), whose sum is σ = 14013216. Its totient is φ = 1779328.

The previous prime is 5671811. The next prime is 5671837. The reversal of 5671812 is 2181765.

It is a self number, because there is not a number n which added to its sum of digits gives 5671812.

It is not an unprimeable number, because it can be changed into a prime (5671811) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 13698 + ... + 14105.

It is an arithmetic number, because the mean of its divisors is an integer number (583884).

Almost surely, 2^5671812 is an apocalyptic number.

It is an amenable number.

5671812 is an abundant number, since it is smaller than the sum of its proper divisors (8341404).

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

5671812 is a wasteful number, since it uses less digits than its factorization.

5671812 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27827 (or 27825 counting only the distinct ones).

The product of its digits is 3360, while the sum is 30.

The square root of 5671812 is about 2381.5566338007. The cubic root of 5671812 is about 178.3366519505.

The spelling of 5671812 in words is "five million, six hundred seventy-one thousand, eight hundred twelve".