2249693 has 2 divisors, whose sum is σ = 2249694. Its totient is φ = 2249692.

The previous prime is 2249633. The next prime is 2249719. The reversal of 2249693 is 3969422.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1965604 + 284089 = 1402^2 + 533^2 .

It is a cyclic number.

It is not a de Polignac number, because 2249693 - 2¹² = 2245597 is a prime.

It is a super-2 number, since 2×2249693² = 10122237188498, which contains 22 as substring.

It is a d-powerful number, because it can be written as 2⁹ + 2¹¹ + 4⁷ + 9 + 6⁸ + 9⁶ + 3⁹ .

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2249603) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1124846 + 1124847.

It is an arithmetic number, because the mean of its divisors is an integer number (1124847).

2^2249693 is an apocalyptic number.

It is an amenable number.

2249693 is a deficient number, since it is larger than the sum of its proper divisors (1).

2249693 is an equidigital number, since it uses as much as digits as its factorization.

2249693 is an evil number, because the sum of its binary digits is even.

The product of its digits is 23328, while the sum is 35.

The square root of 2249693 is about 1499.8976631757. The cubic root of 2249693 is about 131.0311096793.

The spelling of 2249693 in words is "two million, two hundred forty-nine thousand, six hundred ninety-three".