7040864 has 24 divisors (see below), whose sum is σ = 14092848. Its totient is φ = 3461760.

The previous prime is 7040861. The next prime is 7040867. The reversal of 7040864 is 4680407.

It is an interprime number because it is at equal distance from previous prime (7040861) and next prime (7040867).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (7040861) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 149 + ... + 3755.

It is an arithmetic number, because the mean of its divisors is an integer number (587202).

Almost surely, 2^7040864 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 7040864, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (7046424).

7040864 is an abundant number, since it is smaller than the sum of its proper divisors (7051984).

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

7040864 is a wasteful number, since it uses less digits than its factorization.

7040864 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3678 (or 3670 counting only the distinct ones).

The product of its (nonzero) digits is 5376, while the sum is 29.

The square root of 7040864 is about 2653.4626434152. The cubic root of 7040864 is about 191.6646344670.

The spelling of 7040864 in words is "seven million, forty thousand, eight hundred sixty-four".