2130733 has 4 divisors (see below), whose sum is σ = 2324448. Its totient is φ = 1937020.

The previous prime is 2130727. The next prime is 2130757. The reversal of 2130733 is 3370312.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 2130733 - 2⁵ = 2130701 is a prime.

It is a Duffinian number.

2130733 is a lucky number.

It is a self number, because there is not a number n which added to its sum of digits gives 2130733.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2130703) 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, 96841 + ... + 96862.

It is an arithmetic number, because the mean of its divisors is an integer number (581112).

2^2130733 is an apocalyptic number.

It is an amenable number.

2130733 is a deficient number, since it is larger than the sum of its proper divisors (193715).

2130733 is a wasteful number, since it uses less digits than its factorization.

2130733 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 193714.

The product of its (nonzero) digits is 378, while the sum is 19.

The square root of 2130733 is about 1459.7030519938. The cubic root of 2130733 is about 128.6795926353.

The spelling of 2130733 in words is "two million, one hundred thirty thousand, seven hundred thirty-three".