6340874 has 4 divisors (see below), whose sum is σ = 9511314. Its totient is φ = 3170436.

The previous prime is 6340871. The next prime is 6340877. The reversal of 6340874 is 4780436.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is an interprime number because it is at equal distance from previous prime (6340871) and next prime (6340877).

It can be written as a sum of positive squares in only one way, i.e., 6175225 + 165649 = 2485^2 + 407^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 6340874.

It is not an unprimeable number, because it can be changed into a prime (6340871) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1585217 + ... + 1585220.

Almost surely, 2^6340874 is an apocalyptic number.

6340874 is a deficient number, since it is larger than the sum of its proper divisors (3170440).

6340874 is a wasteful number, since it uses less digits than its factorization.

6340874 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3170439.

The product of its (nonzero) digits is 16128, while the sum is 32.

The square root of 6340874 is about 2518.1092112933. The cubic root of 6340874 is about 185.0900365242.

The spelling of 6340874 in words is "six million, three hundred forty thousand, eight hundred seventy-four".