40835712 has 128 divisors (see below), whose sum is σ = 118728000. Its totient is φ = 12386304.

The previous prime is 40835699. The next prime is 40835749. The reversal of 40835712 is 21753804.

It is a tau number, because it is divible by the number of its divisors (128).

It is a self number, because there is not a number n which added to its sum of digits gives 40835712.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 211488 + ... + 211680.

Almost surely, 2^40835712 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 40835712, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (59364000).

40835712 is an abundant number, since it is smaller than the sum of its proper divisors (77892288).

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

40835712 is a wasteful number, since it uses less digits than its factorization.

40835712 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 258 (or 246 counting only the distinct ones).

The product of its (nonzero) digits is 6720, while the sum is 30.

The square root of 40835712 is about 6390.2826228579. The cubic root of 40835712 is about 344.3605378077.

The spelling of 40835712 in words is "forty million, eight hundred thirty-five thousand, seven hundred twelve".