2729733 has 4 divisors (see below), whose sum is σ = 3639648. Its totient is φ = 1819820.

The previous prime is 2729729. The next prime is 2729747. The reversal of 2729733 is 3379272.

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 2729733 - 2² = 2729729 is a prime.

It is a D-number.

2729733 is a lucky number.

It is a junction number, because it is equal to n+sod(n) for n = 2729694 and 2729703.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2729723) 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, 454953 + ... + 454958.

It is an arithmetic number, because the mean of its divisors is an integer number (909912).

2^2729733 is an apocalyptic number.

It is an amenable number.

2729733 is a deficient number, since it is larger than the sum of its proper divisors (909915).

2729733 is an equidigital number, since it uses as much as digits as its factorization.

2729733 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 909914.

The product of its digits is 15876, while the sum is 33.

The square root of 2729733 is about 1652.1903643346. The cubic root of 2729733 is about 139.7569422106.

The spelling of 2729733 in words is "two million, seven hundred twenty-nine thousand, seven hundred thirty-three".