40216834 has 16 divisors (see below), whose sum is σ = 71941248. Its totient is φ = 16486272.

The previous prime is 40216829. The next prime is 40216837. The reversal of 40216834 is 43861204.

It is not an unprimeable number, because it can be changed into a prime (40216837) 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, 62127 + ... + 62770.

It is an arithmetic number, because the mean of its divisors is an integer number (4496328).

Almost surely, 2^40216834 is an apocalyptic number.

40216834 is a deficient number, since it is larger than the sum of its proper divisors (31724414).

40216834 is a wasteful number, since it uses less digits than its factorization.

40216834 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 124929.

The product of its (nonzero) digits is 4608, while the sum is 28.

The square root of 40216834 is about 6341.6743845770. The cubic root of 40216834 is about 342.6120442558.

The spelling of 40216834 in words is "forty million, two hundred sixteen thousand, eight hundred thirty-four".