6375247 has 4 divisors (see below), whose sum is σ = 6381000. Its totient is φ = 6369496.

The previous prime is 6375233. The next prime is 6375253. The reversal of 6375247 is 7425736.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-6375247 is a prime.

It is a super-2 number, since 2×6375247² = 81287548622018, which contains 22 as substring.

It is a Duffinian number.

6375247 is a lucky number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6375217) 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, 628 + ... + 3625.

It is an arithmetic number, because the mean of its divisors is an integer number (1595250).

Almost surely, 2^6375247 is an apocalyptic number.

6375247 is a deficient number, since it is larger than the sum of its proper divisors (5753).

6375247 is a wasteful number, since it uses less digits than its factorization.

6375247 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5752.

The product of its digits is 35280, while the sum is 34.

The square root of 6375247 is about 2524.9251474054. The cubic root of 6375247 is about 185.4238831570.

The spelling of 6375247 in words is "six million, three hundred seventy-five thousand, two hundred forty-seven".