2133465 has 8 divisors (see below), whose sum is σ = 3413568. Its totient is φ = 1137840.

The previous prime is 2133463. The next prime is 2133487. The reversal of 2133465 is 5643312.

It is a happy number.

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

It is not a de Polignac number, because 2133465 - 2¹ = 2133463 is a prime.

2133465 is a lucky number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2133463) 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, 71101 + ... + 71130.

It is an arithmetic number, because the mean of its divisors is an integer number (426696).

2^2133465 is an apocalyptic number.

It is an amenable number.

2133465 is a deficient number, since it is larger than the sum of its proper divisors (1280103).

2133465 is a wasteful number, since it uses less digits than its factorization.

2133465 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 142239.

The product of its digits is 2160, while the sum is 24.

The square root of 2133465 is about 1460.6385589871. The cubic root of 2133465 is about 128.7345662840.

Adding to 2133465 its reverse (5643312), we get a palindrome (7776777).

The spelling of 2133465 in words is "two million, one hundred thirty-three thousand, four hundred sixty-five".