5653921 has 8 divisors (see below), whose sum is σ = 6958784. Its totient is φ = 4473360.

The previous prime is 5653919. The next prime is 5653931. The reversal of 5653921 is 1293565.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 5653921 - 2¹ = 5653919 is a prime.

It is not an unprimeable number, because it can be changed into a prime (5653931) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 30975 + ... + 31156.

It is an arithmetic number, because the mean of its divisors is an integer number (869848).

Almost surely, 2^5653921 is an apocalyptic number.

It is an amenable number.

5653921 is a deficient number, since it is larger than the sum of its proper divisors (1304863).

5653921 is a wasteful number, since it uses less digits than its factorization.

5653921 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 62151.

The product of its digits is 8100, while the sum is 31.

The square root of 5653921 is about 2377.7975103023. The cubic root of 5653921 is about 178.1489411136.

The spelling of 5653921 in words is "five million, six hundred fifty-three thousand, nine hundred twenty-one".