5253993 has 6 divisors (see below), whose sum is σ = 7589114. Its totient is φ = 3502656.

The previous prime is 5253967. The next prime is 5254001. The reversal of 5253993 is 3993525.

It can be written as a sum of positive squares in only one way, i.e., 5253264 + 729 = 2292^2 + 27^2 .

It is not a de Polignac number, because 5253993 - 2⁵ = 5253961 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5253893) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 291880 + ... + 291897.

Almost surely, 2^5253993 is an apocalyptic number.

It is an amenable number.

5253993 is a deficient number, since it is larger than the sum of its proper divisors (2335121).

5253993 is a wasteful number, since it uses less digits than its factorization.

5253993 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 583783 (or 583780 counting only the distinct ones).

The product of its digits is 36450, while the sum is 36.

The square root of 5253993 is about 2292.1590258968. The cubic root of 5253993 is about 173.8453838539.

It can be divided in two parts, 52 and 53993, that added together give a palindrome (54045).

The spelling of 5253993 in words is "five million, two hundred fifty-three thousand, nine hundred ninety-three".