7040516 has 36 divisors (see below), whose sum is σ = 15182748. Its totient is φ = 2838528.

The previous prime is 7040513. The next prime is 7040521. The reversal of 7040516 is 6150407.

7040516 = T₃₂₉ + T₃₃₀ + ... + T₄₂₆.

It can be written as a sum of positive squares in 2 ways, for example, as 1960000 + 5080516 = 1400^2 + 2254^2 .

It is a junction number, because it is equal to n+sod(n) for n = 7040491 and 7040500.

It is not an unprimeable number, because it can be changed into a prime (7040513) 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 11 ways as a sum of consecutive naturals, for example, 2276 + ... + 4388.

It is an arithmetic number, because the mean of its divisors is an integer number (421743).

Almost surely, 2^7040516 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 7040516, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (7591374).

7040516 is an abundant number, since it is smaller than the sum of its proper divisors (8142232).

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

7040516 is a wasteful number, since it uses less digits than its factorization.

7040516 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2148 (or 2139 counting only the distinct ones).

The product of its (nonzero) digits is 840, while the sum is 23.

The square root of 7040516 is about 2653.3970679112. The cubic root of 7040516 is about 191.6614766921.

The spelling of 7040516 in words is "seven million, forty thousand, five hundred sixteen".