2133473 has 8 divisors (see below), whose sum is σ = 2184192. Its totient is φ = 2083536.

The previous prime is 2133463. The next prime is 2133487. The reversal of 2133473 is 3743312.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 2133473 - 2⁸ = 2133217 is a prime.

It is a d-powerful number, because it can be written as 2²¹ + 1 + 3 + 3⁵ + 4⁷ + 7 + 3⁹ .

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2133403) 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, 13511 + ... + 13667.

It is an arithmetic number, because the mean of its divisors is an integer number (273024).

2^2133473 is an apocalyptic number.

It is an amenable number.

2133473 is a deficient number, since it is larger than the sum of its proper divisors (50719).

2133473 is a wasteful number, since it uses less digits than its factorization.

2133473 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 391.

The product of its digits is 1512, while the sum is 23.

The square root of 2133473 is about 1460.6412975128. The cubic root of 2133473 is about 128.7347271920.

Adding to 2133473 its reverse (3743312), we get a palindrome (5876785).

The spelling of 2133473 in words is "two million, one hundred thirty-three thousand, four hundred seventy-three".