6460253 has 4 divisors (see below), whose sum is σ = 6478908. Its totient is φ = 6441600.

The previous prime is 6460249. The next prime is 6460261. The reversal of 6460253 is 3520646.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 994009 + 5466244 = 997^2 + 2338^2 .

It is a cyclic number.

It is not a de Polignac number, because 6460253 - 2² = 6460249 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6460213) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8798 + ... + 9503.

It is an arithmetic number, because the mean of its divisors is an integer number (1619727).

Almost surely, 2^6460253 is an apocalyptic number.

It is an amenable number.

6460253 is a deficient number, since it is larger than the sum of its proper divisors (18655).

6460253 is a wasteful number, since it uses less digits than its factorization.

6460253 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18654.

The product of its (nonzero) digits is 4320, while the sum is 26.

The square root of 6460253 is about 2541.7027756998. The cubic root of 6460253 is about 186.2443795130.

Adding to 6460253 its reverse (3520646), we get a palindrome (9980899).

The spelling of 6460253 in words is "six million, four hundred sixty thousand, two hundred fifty-three".