6499375 has 10 divisors (see below), whose sum is σ = 8122400. Its totient is φ = 5199000.

The previous prime is 6499373. The next prime is 6499379. The reversal of 6499375 is 5739946.

It is not a de Polignac number, because 6499375 - 2¹ = 6499373 is a prime.

It is a d-powerful number, because it can be written as 6⁴ + 4 + 9 + 9⁷ + 3¹³ + 7⁶ + 5⁵ .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6499373) by changing a digit.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 4575 + ... + 5824.

It is an arithmetic number, because the mean of its divisors is an integer number (812240).

Almost surely, 2^6499375 is an apocalyptic number.

6499375 is a deficient number, since it is larger than the sum of its proper divisors (1623025).

6499375 is an equidigital number, since it uses as much as digits as its factorization.

6499375 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10419 (or 10404 counting only the distinct ones).

The product of its digits is 204120, while the sum is 43.

The square root of 6499375 is about 2549.3871812653. The cubic root of 6499375 is about 186.6195760607.

The spelling of 6499375 in words is "six million, four hundred ninety-nine thousand, three hundred seventy-five".