40216546 has 8 divisors (see below), whose sum is σ = 60410880. Its totient is φ = 20079588.

The previous prime is 40216541. The next prime is 40216619. The reversal of 40216546 is 64561204.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (40216541) 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, 12546 + ... + 15421.

It is an arithmetic number, because the mean of its divisors is an integer number (7551360).

Almost surely, 2^40216546 is an apocalyptic number.

40216546 is a deficient number, since it is larger than the sum of its proper divisors (20194334).

40216546 is a wasteful number, since it uses less digits than its factorization.

40216546 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28688.

The product of its (nonzero) digits is 5760, while the sum is 28.

The square root of 40216546 is about 6341.6516775995. The cubic root of 40216546 is about 342.6112264183.

The spelling of 40216546 in words is "forty million, two hundred sixteen thousand, five hundred forty-six".