6535974 has 24 divisors (see below), whose sum is σ = 13473432. Its totient is φ = 2112480.

The previous prime is 6535927. The next prime is 6535987. The reversal of 6535974 is 4795356.

It is a super-2 number, since 2×6535974² = 85437912257352, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 40017 + ... + 40179.

It is an arithmetic number, because the mean of its divisors is an integer number (561393).

Almost surely, 2^6535974 is an apocalyptic number.

6535974 is an abundant number, since it is smaller than the sum of its proper divisors (6937458).

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

6535974 is a wasteful number, since it uses less digits than its factorization.

6535974 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 372 (or 209 counting only the distinct ones).

The product of its digits is 113400, while the sum is 39.

The square root of 6535974 is about 2556.5551040414. Note that the first 3 decimals coincide. The cubic root of 6535974 is about 186.9692152895.

The spelling of 6535974 in words is "six million, five hundred thirty-five thousand, nine hundred seventy-four".