40079216 has 20 divisors (see below), whose sum is σ = 78749424. Its totient is φ = 19756800.

The previous prime is 40079209. The next prime is 40079219. The reversal of 40079216 is 61297004.

40079216 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a hoax number, since the sum of its digits (29) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40079219) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 16505 + ... + 18776.

Almost surely, 2^40079216 is an apocalyptic number.

It is an amenable number.

40079216 is a deficient number, since it is larger than the sum of its proper divisors (38670208).

40079216 is a wasteful number, since it uses less digits than its factorization.

40079216 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 35360 (or 35354 counting only the distinct ones).

The product of its (nonzero) digits is 3024, while the sum is 29.

The square root of 40079216 is about 6330.8147974807. The cubic root of 40079216 is about 342.2208028901.

The spelling of 40079216 in words is "forty million, seventy-nine thousand, two hundred sixteen".