2293693 has 2 divisors, whose sum is σ = 2293694. Its totient is φ = 2293692.

The previous prime is 2293673. The next prime is 2293703. The reversal of 2293693 is 3963922.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1375929 + 917764 = 1173^2 + 958^2 .

It is a cyclic number.

It is not a de Polignac number, because 2293693 - 2²¹ = 196541 is a prime.

It is a super-2 number, since 2×2293693² = 10522055156498, which contains 22 as substring.

2293693 is a lucky number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2293633) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1146846 + 1146847.

It is an arithmetic number, because the mean of its divisors is an integer number (1146847).

2^2293693 is an apocalyptic number.

It is an amenable number.

2293693 is a deficient number, since it is larger than the sum of its proper divisors (1).

2293693 is an equidigital number, since it uses as much as digits as its factorization.

2293693 is an evil number, because the sum of its binary digits is even.

The product of its digits is 17496, while the sum is 34.

The square root of 2293693 is about 1514.4943050405. The cubic root of 2293693 is about 131.8798455128.

The spelling of 2293693 in words is "two million, two hundred ninety-three thousand, six hundred ninety-three".