40118308 has 6 divisors (see below), whose sum is σ = 70207046. Its totient is φ = 20059152.

The previous prime is 40118303. The next prime is 40118321. The reversal of 40118308 is 80381104.

It can be written as a sum of positive squares in only one way, i.e., 21178404 + 18939904 = 4602^2 + 4352^2 .

It is not an unprimeable number, because it can be changed into a prime (40118303) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5014785 + ... + 5014792.

Almost surely, 2^40118308 is an apocalyptic number.

It is an amenable number.

40118308 is a deficient number, since it is larger than the sum of its proper divisors (30088738).

40118308 is a wasteful number, since it uses less digits than its factorization.

40118308 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10029581 (or 10029579 counting only the distinct ones).

The product of its (nonzero) digits is 768, while the sum is 25.

The square root of 40118308 is about 6333.9014832882. The cubic root of 40118308 is about 342.3320305187.

The spelling of 40118308 in words is "forty million, one hundred eighteen thousand, three hundred eight".