8040416 has 12 divisors (see below), whose sum is σ = 15829632. Its totient is φ = 4020192.

The previous prime is 8040413. The next prime is 8040421. The reversal of 8040416 is 6140408.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 8040391 and 8040400.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8040413) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 125600 + ... + 125663.

It is an arithmetic number, because the mean of its divisors is an integer number (1319136).

Almost surely, 2^8040416 is an apocalyptic number.

It is an amenable number.

8040416 is a deficient number, since it is larger than the sum of its proper divisors (7789216).

8040416 is a wasteful number, since it uses less digits than its factorization.

8040416 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 251273 (or 251265 counting only the distinct ones).

The product of its (nonzero) digits is 768, while the sum is 23.

The square root of 8040416 is about 2835.5627307468. The cubic root of 8040416 is about 200.3362344153.

The spelling of 8040416 in words is "eight million, forty thousand, four hundred sixteen".