5523921 has 24 divisors (see below), whose sum is σ = 8875776. Its totient is φ = 3287520.

The previous prime is 5523919. The next prime is 5523943. The reversal of 5523921 is 1293255.

It is not a de Polignac number, because 5523921 - 2¹ = 5523919 is a prime.

It is not an unprimeable number, because it can be changed into a prime (5523901) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2866 + ... + 4388.

It is an arithmetic number, because the mean of its divisors is an integer number (369824).

Almost surely, 2^5523921 is an apocalyptic number.

It is an amenable number.

5523921 is a deficient number, since it is larger than the sum of its proper divisors (3351855).

5523921 is a wasteful number, since it uses less digits than its factorization.

5523921 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1573 (or 1570 counting only the distinct ones).

The product of its digits is 2700, while the sum is 27.

The square root of 5523921 is about 2350.3023209792. The cubic root of 5523921 is about 176.7729541186.

The spelling of 5523921 in words is "five million, five hundred twenty-three thousand, nine hundred twenty-one".