6551375 has 16 divisors (see below), whose sum is σ = 8659872. Its totient is φ = 4931200.

The previous prime is 6551353. The next prime is 6551387. The reversal of 6551375 is 5731556.

It is not a de Polignac number, because 6551375 - 2¹² = 6547279 is a prime.

It is an Ulam number.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 584 + ... + 3666.

It is an arithmetic number, because the mean of its divisors is an integer number (541242).

Almost surely, 2^6551375 is an apocalyptic number.

6551375 is a deficient number, since it is larger than the sum of its proper divisors (2108497).

6551375 is a wasteful number, since it uses less digits than its factorization.

6551375 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3115 (or 3105 counting only the distinct ones).

The product of its digits is 15750, while the sum is 32.

The square root of 6551375 is about 2559.5653927962. The cubic root of 6551375 is about 187.1159546601.

The spelling of 6551375 in words is "six million, five hundred fifty-one thousand, three hundred seventy-five".