40416216 has 32 divisors (see below), whose sum is σ = 103392960. Its totient is φ = 13158432.

The previous prime is 40416203. The next prime is 40416217. The reversal of 40416216 is 61261404.

40416216 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40416217) 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 7 ways as a sum of consecutive naturals, for example, 18550 + ... + 20613.

It is an arithmetic number, because the mean of its divisors is an integer number (3231030).

Almost surely, 2^40416216 is an apocalyptic number.

It is an amenable number.

40416216 is an abundant number, since it is smaller than the sum of its proper divisors (62976744).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

40416216 is a wasteful number, since it uses less digits than its factorization.

40416216 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 39215 (or 39211 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 24.

The square root of 40416216 is about 6357.3749299534. The cubic root of 40416216 is about 343.1772975784.

The spelling of 40416216 in words is "forty million, four hundred sixteen thousand, two hundred sixteen".