6940722 has 16 divisors (see below), whose sum is σ = 13953600. Its totient is φ = 2301552.

The previous prime is 6940711. The next prime is 6940723. The reversal of 6940722 is 2270496.

It is a happy number.

It is a super-3 number, since 3×6940722³ (a number of 22 digits) contains 333 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 6940722.

It is not an unprimeable number, because it can be changed into a prime (6940723) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1713 + ... + 4100.

It is an arithmetic number, because the mean of its divisors is an integer number (872100).

Almost surely, 2^6940722 is an apocalyptic number.

6940722 is an abundant number, since it is smaller than the sum of its proper divisors (7012878).

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

6940722 is a wasteful number, since it uses less digits than its factorization.

6940722 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6017.

The product of its (nonzero) digits is 6048, while the sum is 30.

The square root of 6940722 is about 2634.5250046261. The cubic root of 6940722 is about 190.7516119181.

The spelling of 6940722 in words is "six million, nine hundred forty thousand, seven hundred twenty-two".