2733723 has 16 divisors (see below), whose sum is σ = 4093440. Its totient is φ = 1802952.

The previous prime is 2733707. The next prime is 2733733. The reversal of 2733723 is 3273372.

It is a happy number.

It is not a de Polignac number, because 2733723 - 2⁴ = 2733707 is a prime.

It is a hoax number, since the sum of its digits (27) coincides with the sum of the digits of its distinct prime factors.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is an Ulam number.

It is not an unprimeable number, because it can be changed into a prime (2733733) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2290 + ... + 3272.

It is an arithmetic number, because the mean of its divisors is an integer number (255840).

2^2733723 is an apocalyptic number.

2733723 is a deficient number, since it is larger than the sum of its proper divisors (1359717).

2733723 is a wasteful number, since it uses less digits than its factorization.

2733723 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1095 (or 1089 counting only the distinct ones).

The product of its digits is 5292, while the sum is 27.

The square root of 2733723 is about 1653.3974113927. The cubic root of 2733723 is about 139.8250024357.

The spelling of 2733723 in words is "two million, seven hundred thirty-three thousand, seven hundred twenty-three".