7040040734 has 4 divisors (see below), whose sum is σ = 10560061104. Its totient is φ = 3520020366.

The previous prime is 7040040719. The next prime is 7040040737. The reversal of 7040040734 is 4370400407.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 4370400407 = 23 ⋅190017409.

It is a junction number, because it is equal to n+sod(n) for n = 7040040697 and 7040040706.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (7040040737) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1760010182 + ... + 1760010185.

It is an arithmetic number, because the mean of its divisors is an integer number (2640015276).

Almost surely, 2^7040040734 is an apocalyptic number.

7040040734 is a deficient number, since it is larger than the sum of its proper divisors (3520020370).

7040040734 is a wasteful number, since it uses less digits than its factorization.

7040040734 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3520020369.

The product of its (nonzero) digits is 9408, while the sum is 29.

The square root of 7040040734 is about 83904.9505929179. The cubic root of 7040040734 is about 1916.5716392895.

The spelling of 7040040734 in words is "seven billion, forty million, forty thousand, seven hundred thirty-four".