6540334 has 8 divisors (see below), whose sum is σ = 9860400. Its totient is φ = 3253536.

The previous prime is 6540329. The next prime is 6540337. The reversal of 6540334 is 4330456.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 6540299 and 6540308.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6540337) 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, 7819 + ... + 8614.

It is an arithmetic number, because the mean of its divisors is an integer number (1232550).

Almost surely, 2^6540334 is an apocalyptic number.

6540334 is a deficient number, since it is larger than the sum of its proper divisors (3320066).

6540334 is a wasteful number, since it uses less digits than its factorization.

6540334 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16634.

The product of its (nonzero) digits is 4320, while the sum is 25.

The square root of 6540334 is about 2557.4076718427. The cubic root of 6540334 is about 187.0107803559.

The spelling of 6540334 in words is "six million, five hundred forty thousand, three hundred thirty-four".