7040738 has 8 divisors (see below), whose sum is σ = 10596432. Its totient is φ = 3508596.

The previous prime is 7040731. The next prime is 7040743. The reversal of 7040738 is 8370407.

It is a sphenic number, since it is the product of 3 distinct primes.

It is an Ulam number.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 7040738.

It is not an unprimeable number, because it can be changed into a prime (7040731) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5120 + ... + 6347.

It is an arithmetic number, because the mean of its divisors is an integer number (1324554).

Almost surely, 2^7040738 is an apocalyptic number.

7040738 is a deficient number, since it is larger than the sum of its proper divisors (3555694).

7040738 is a wasteful number, since it uses less digits than its factorization.

7040738 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11776.

The product of its (nonzero) digits is 4704, while the sum is 29.

The square root of 7040738 is about 2653.4389007475. The cubic root of 7040738 is about 191.6634911467.

Multiplying 7040738 by its sum of digits (29), we get a palindrome (204181402).

The spelling of 7040738 in words is "seven million, forty thousand, seven hundred thirty-eight".