8040494 has 32 divisors (see below), whose sum is σ = 15206400. Its totient is φ = 3097440.

The previous prime is 8040493. The next prime is 8040499. The reversal of 8040494 is 4940408.

It is a happy number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8040491) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 16547 + ... + 17025.

It is an arithmetic number, because the mean of its divisors is an integer number (475200).

Almost surely, 2^8040494 is an apocalyptic number.

8040494 is a deficient number, since it is larger than the sum of its proper divisors (7165906).

8040494 is a wasteful number, since it uses less digits than its factorization.

8040494 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 608.

The product of its (nonzero) digits is 4608, while the sum is 29.

The square root of 8040494 is about 2835.5764845971. The cubic root of 8040494 is about 200.3368822332.

The spelling of 8040494 in words is "eight million, forty thousand, four hundred ninety-four".