6840573 has 4 divisors (see below), whose sum is σ = 9120768. Its totient is φ = 4560380.

The previous prime is 6840557. The next prime is 6840577. The reversal of 6840573 is 3750486.

6840573 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 6840573 - 2⁴ = 6840557 is a prime.

It is a D-number.

It is a plaindrome in base 13.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6840577) 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, 1140093 + ... + 1140098.

It is an arithmetic number, because the mean of its divisors is an integer number (2280192).

Almost surely, 2^6840573 is an apocalyptic number.

It is an amenable number.

6840573 is a deficient number, since it is larger than the sum of its proper divisors (2280195).

6840573 is a wasteful number, since it uses less digits than its factorization.

6840573 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2280194.

The product of its (nonzero) digits is 20160, while the sum is 33.

The square root of 6840573 is about 2615.4489098432. The cubic root of 6840573 is about 189.8296996647.

The spelling of 6840573 in words is "six million, eight hundred forty thousand, five hundred seventy-three".