8040242 has 16 divisors (see below), whose sum is σ = 13846272. Its totient is φ = 3430080.

The previous prime is 8040239. The next prime is 8040247. The reversal of 8040242 is 2420408.

It is not an unprimeable number, because it can be changed into a prime (8040247) 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, 2183 + ... + 4565.

It is an arithmetic number, because the mean of its divisors is an integer number (865392).

Almost surely, 2^8040242 is an apocalyptic number.

8040242 is a deficient number, since it is larger than the sum of its proper divisors (5806030).

8040242 is a wasteful number, since it uses less digits than its factorization.

8040242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2633.

The product of its (nonzero) digits is 512, while the sum is 20.

The square root of 8040242 is about 2835.5320488402. The cubic root of 8040242 is about 200.3347892680.

The spelling of 8040242 in words is "eight million, forty thousand, two hundred forty-two".