40636116 has 18 divisors (see below), whose sum is σ = 102719162. Its totient is φ = 13545360.

The previous prime is 40636093. The next prime is 40636151. The reversal of 40636116 is 61163604.

40636116 is a `hidden beast` number, since 40 + 6 + 3 + 611 + 6 = 666.

It can be written as a sum of positive squares in only one way, i.e., 29746116 + 10890000 = 5454^2 + 3300^2 .

It is a tau number, because it is divible by the number of its divisors (18).

It is a self number, because there is not a number n which added to its sum of digits gives 40636116.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 564355 + ... + 564426.

Almost surely, 2^40636116 is an apocalyptic number.

It is an amenable number.

40636116 is an abundant number, since it is smaller than the sum of its proper divisors (62083046).

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

40636116 is a wasteful number, since it uses less digits than its factorization.

40636116 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1128791 (or 1128786 counting only the distinct ones).

The product of its (nonzero) digits is 2592, while the sum is 27.

The square root of 40636116 is about 6374.6463431315. The cubic root of 40636116 is about 343.7985683000.

The spelling of 40636116 in words is "forty million, six hundred thirty-six thousand, one hundred sixteen".