8040556 has 6 divisors (see below), whose sum is σ = 14070980. Its totient is φ = 4020276.

The previous prime is 8040533. The next prime is 8040559. The reversal of 8040556 is 6550408.

It is not an unprimeable number, because it can be changed into a prime (8040559) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1005066 + ... + 1005073.

Almost surely, 2^8040556 is an apocalyptic number.

It is an amenable number.

8040556 is a deficient number, since it is larger than the sum of its proper divisors (6030424).

8040556 is a wasteful number, since it uses less digits than its factorization.

8040556 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2010143 (or 2010141 counting only the distinct ones).

The product of its (nonzero) digits is 4800, while the sum is 28.

The square root of 8040556 is about 2835.5874170972. The cubic root of 8040556 is about 200.3373971624.

The spelling of 8040556 in words is "eight million, forty thousand, five hundred fifty-six".