5253240 has 32 divisors (see below), whose sum is σ = 15760080. Its totient is φ = 1400832.

The previous prime is 5253217. The next prime is 5253277. The reversal of 5253240 is 423525.

Added to its reverse (423525) it gives a triangular number (5676765 = T₃₃₆₉).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 21769 + ... + 22008.

Almost surely, 2^5253240 is an apocalyptic number.

It is an amenable number.

5253240 is an abundant number, since it is smaller than the sum of its proper divisors (10506840).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

5253240 is a wasteful number, since it uses less digits than its factorization.

5253240 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 43791 (or 43787 counting only the distinct ones).

The product of its (nonzero) digits is 1200, while the sum is 21.

The square root of 5253240 is about 2291.9947643919. The cubic root of 5253240 is about 173.8370783088.

Adding to 5253240 its reverse (423525), we get a palindrome (5676765).

The spelling of 5253240 in words is "five million, two hundred fifty-three thousand, two hundred forty".