40216706 has 16 divisors (see below), whose sum is σ = 62289600. Its totient is φ = 19459440.

The previous prime is 40216681. The next prime is 40216717. The reversal of 40216706 is 60761204.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 13361 + ... + 16091.

It is an arithmetic number, because the mean of its divisors is an integer number (3893100).

Almost surely, 2^40216706 is an apocalyptic number.

40216706 is a deficient number, since it is larger than the sum of its proper divisors (22072894).

40216706 is a wasteful number, since it uses less digits than its factorization.

40216706 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2969.

The product of its (nonzero) digits is 2016, while the sum is 26.

The square root of 40216706 is about 6341.6642925970. The cubic root of 40216706 is about 342.6116807730.

The spelling of 40216706 in words is "forty million, two hundred sixteen thousand, seven hundred six".