6722592 has 48 divisors (see below), whose sum is σ = 17781120. Its totient is φ = 2223872.

The previous prime is 6722587. The next prime is 6722593. The reversal of 6722592 is 2952276.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (48).

It is a hoax number, since the sum of its digits (33) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6722593) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 22798 + ... + 23090.

It is an arithmetic number, because the mean of its divisors is an integer number (370440).

Almost surely, 2^6722592 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 6722592, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (8890560).

6722592 is an abundant number, since it is smaller than the sum of its proper divisors (11058528).

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

6722592 is a wasteful number, since it uses less digits than its factorization.

6722592 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 545 (or 537 counting only the distinct ones).

The product of its digits is 15120, while the sum is 33.

The square root of 6722592 is about 2592.7961740175. The cubic root of 6722592 is about 188.7320185201.

The spelling of 6722592 in words is "six million, seven hundred twenty-two thousand, five hundred ninety-two".