2731933 has 2 divisors, whose sum is σ = 2731934. Its totient is φ = 2731932.

The previous prime is 2731921. The next prime is 2731961. The reversal of 2731933 is 3391372.

It is an a-pointer prime, because the next prime (2731961) can be obtained adding 2731933 to its sum of digits (28).

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2393209 + 338724 = 1547^2 + 582^2 .

It is a cyclic number.

It is not a de Polignac number, because 2731933 - 2⁵ = 2731901 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2731903) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1365966 + 1365967.

It is an arithmetic number, because the mean of its divisors is an integer number (1365967).

2^2731933 is an apocalyptic number.

It is an amenable number.

2731933 is a deficient number, since it is larger than the sum of its proper divisors (1).

2731933 is an equidigital number, since it uses as much as digits as its factorization.

2731933 is an evil number, because the sum of its binary digits is even.

The product of its digits is 3402, while the sum is 28.

The square root of 2731933 is about 1652.8560130876. The cubic root of 2731933 is about 139.7944773481.

The spelling of 2731933 in words is "two million, seven hundred thirty-one thousand, nine hundred thirty-three".