40616244 has 36 divisors (see below), whose sum is σ = 102918816. Its totient is φ = 13505808.

The previous prime is 40616239. The next prime is 40616297. The reversal of 40616244 is 44261604.

40616244 is a `hidden beast` number, since 4 + 0 + 616 + 2 + 44 = 666.

It is a tau number, because it is divible by the number of its divisors (36).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 16987 + ... + 19229.

It is an arithmetic number, because the mean of its divisors is an integer number (2858856).

Almost surely, 2^40616244 is an apocalyptic number.

It is an amenable number.

40616244 is an abundant number, since it is smaller than the sum of its proper divisors (62302572).

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

40616244 is a wasteful number, since it uses less digits than its factorization.

40616244 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2756 (or 2751 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 27.

The square root of 40616244 is about 6373.0874778242. The cubic root of 40616244 is about 343.7425173468.

Adding to 40616244 its reverse (44261604), we get a palindrome (84877848).

The spelling of 40616244 in words is "forty million, six hundred sixteen thousand, two hundred forty-four".