5235921 has 24 divisors (see below), whose sum is σ = 8124480. Its totient is φ = 3365712.

The previous prime is 5235917. The next prime is 5235943. The reversal of 5235921 is 1295325.

It is not a de Polignac number, because 5235921 - 2² = 5235917 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

5235921 is a lucky number.

It is not an unprimeable number, because it can be changed into a prime (5235721) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 6676 + ... + 7418.

It is an arithmetic number, because the mean of its divisors is an integer number (338520).

Almost surely, 2^5235921 is an apocalyptic number.

It is an amenable number.

5235921 is a deficient number, since it is larger than the sum of its proper divisors (2888559).

5235921 is an equidigital number, since it uses as much as digits as its factorization.

5235921 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 787 (or 775 counting only the distinct ones).

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

The square root of 5235921 is about 2288.2134952840. The cubic root of 5235921 is about 173.6458313198.

The spelling of 5235921 in words is "five million, two hundred thirty-five thousand, nine hundred twenty-one".