1333812 has 24 divisors (see below), whose sum is σ = 3189312. Its totient is φ = 433600.

The previous prime is 1333811. The next prime is 1333831. The reversal of 1333812 is 2183331.

It is a happy number.

It is a hoax number, since the sum of its digits (21) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1333811) 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, 864 + ... + 1847.

It is an arithmetic number, because the mean of its divisors is an integer number (132888).

2^1333812 is an apocalyptic number.

1333812 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1333812 is an abundant number, since it is smaller than the sum of its proper divisors (1855500).

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

1333812 is a wasteful number, since it uses less digits than its factorization.

1333812 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2759 (or 2757 counting only the distinct ones).

The product of its digits is 432, while the sum is 21.

The square root of 1333812 is about 1154.9077885269. The cubic root of 1333812 is about 110.0774110749.

It can be divided in two parts, 1333 and 812, that added together give a triangular number (2145 = T₆₅).

The spelling of 1333812 in words is "one million, three hundred thirty-three thousand, eight hundred twelve".