40134208 has 28 divisors (see below), whose sum is σ = 80266032. Its totient is φ = 19909760.

The previous prime is 40134169. The next prime is 40134209. The reversal of 40134208 is 80243104.

It is a super-2 number, since 2×40134208² = 3221509303574528, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (40134209) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5991 + ... + 10777.

It is an arithmetic number, because the mean of its divisors is an integer number (2866644).

Almost surely, 2^40134208 is an apocalyptic number.

It is an amenable number.

40134208 is a deficient number, since it is larger than the sum of its proper divisors (40131824).

40134208 is a wasteful number, since it uses less digits than its factorization.

40134208 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4930 (or 4920 counting only the distinct ones).

The product of its (nonzero) digits is 768, while the sum is 22.

The square root of 40134208 is about 6335.1565095110. The cubic root of 40134208 is about 342.3772497768.

The spelling of 40134208 in words is "forty million, one hundred thirty-four thousand, two hundred eight".