8040458 has 16 divisors (see below), whose sum is σ = 12750720. Its totient is φ = 3792096.

The previous prime is 8040457. The next prime is 8040463. The reversal of 8040458 is 8540408.

It is a self number, because there is not a number n which added to its sum of digits gives 8040458.

It is not an unprimeable number, because it can be changed into a prime (8040457) 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, 17135 + ... + 17597.

It is an arithmetic number, because the mean of its divisors is an integer number (796920).

Almost surely, 2^8040458 is an apocalyptic number.

8040458 is a deficient number, since it is larger than the sum of its proper divisors (4710262).

8040458 is a wasteful number, since it uses less digits than its factorization.

8040458 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 941.

The product of its (nonzero) digits is 5120, while the sum is 29.

The square root of 8040458 is about 2835.5701366745. The cubic root of 8040458 is about 200.3365832409.

The spelling of 8040458 in words is "eight million, forty thousand, four hundred fifty-eight".