40956216 has 32 divisors (see below), whose sum is σ = 117018240. Its totient is φ = 11701728.

The previous prime is 40956203. The next prime is 40956217. The reversal of 40956216 is 61265904.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40956217) 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, 121726 + ... + 122061.

It is an arithmetic number, because the mean of its divisors is an integer number (3656820).

Almost surely, 2^40956216 is an apocalyptic number.

It is an amenable number.

40956216 is an abundant number, since it is smaller than the sum of its proper divisors (76062024).

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

40956216 is a wasteful number, since it uses less digits than its factorization.

40956216 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 243803 (or 243799 counting only the distinct ones).

The product of its (nonzero) digits is 12960, while the sum is 33.

The square root of 40956216 is about 6399.7043681720. The cubic root of 40956216 is about 344.6989349989.

The spelling of 40956216 in words is "forty million, nine hundred fifty-six thousand, two hundred sixteen".