5694021 has 6 divisors (see below), whose sum is σ = 8224710. Its totient is φ = 3796008.

The previous prime is 5694019. The next prime is 5694037. The reversal of 5694021 is 1204965.

It can be written as a sum of positive squares in only one way, i.e., 3663396 + 2030625 = 1914^2 + 1425^2 .

It is not a de Polignac number, because 5694021 - 2¹ = 5694019 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5694011) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 316326 + ... + 316343.

It is an arithmetic number, because the mean of its divisors is an integer number (1370785).

Almost surely, 2^5694021 is an apocalyptic number.

It is an amenable number.

5694021 is a deficient number, since it is larger than the sum of its proper divisors (2530689).

5694021 is a wasteful number, since it uses less digits than its factorization.

5694021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 632675 (or 632672 counting only the distinct ones).

The product of its (nonzero) digits is 2160, while the sum is 27.

The square root of 5694021 is about 2386.2147849680. The cubic root of 5694021 is about 178.5691185377.

Adding to 5694021 its reverse (1204965), we get a palindrome (6898986).

The spelling of 5694021 in words is "five million, six hundred ninety-four thousand, twenty-one".