40553216 has 36 divisors (see below), whose sum is σ = 88313064. Its totient is φ = 18432000.

The previous prime is 40553203. The next prime is 40553243. The reversal of 40553216 is 61235504.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4385 + ... + 10016.

Almost surely, 2^40553216 is an apocalyptic number.

It is an amenable number.

40553216 is an abundant number, since it is smaller than the sum of its proper divisors (47759848).

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

40553216 is a wasteful number, since it uses less digits than its factorization.

40553216 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14428 (or 14414 counting only the distinct ones).

The product of its (nonzero) digits is 3600, while the sum is 26.

The square root of 40553216 is about 6368.1407019632. The cubic root of 40553216 is about 343.5646195596.

The spelling of 40553216 in words is "forty million, five hundred fifty-three thousand, two hundred sixteen".