7040331 has 8 divisors (see below), whose sum is σ = 10430160. Its totient is φ = 4693536.

The previous prime is 7040321. The next prime is 7040353. The reversal of 7040331 is 1330407.

It is not a de Polignac number, because 7040331 - 2¹⁵ = 7007563 is a prime.

It is a super-2 number, since 2×7040331² = 99132521179122, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (7040321) 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, 130350 + ... + 130403.

It is an arithmetic number, because the mean of its divisors is an integer number (1303770).

Almost surely, 2^7040331 is an apocalyptic number.

7040331 is a deficient number, since it is larger than the sum of its proper divisors (3389829).

7040331 is a wasteful number, since it uses less digits than its factorization.

7040331 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 260762 (or 260756 counting only the distinct ones).

The product of its (nonzero) digits is 252, while the sum is 18.

The square root of 7040331 is about 2653.3622067106. The cubic root of 7040331 is about 191.6597979475.

Adding to 7040331 its reverse (1330407), we get a palindrome (8370738).

It can be divided in two parts, 70 and 40331, that added together give a square (40401 = 201²).

The spelling of 7040331 in words is "seven million, forty thousand, three hundred thirty-one".