36408861 has 12 divisors (see below), whose sum is σ = 53873820. Its totient is φ = 23680320.

The previous prime is 36408857. The next prime is 36408877. The reversal of 36408861 is 16880463.

It is a happy number.

36408861 is a `hidden beast` number, since 3 + 640 + 8 + 8 + 6 + 1 = 666.

36408861 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 1232100 + 35176761 = 1110^2 + 5931^2 .

It is not a de Polignac number, because 36408861 - 2² = 36408857 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (36408811) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 48966 + ... + 49703.

It is an arithmetic number, because the mean of its divisors is an integer number (4489485).

Almost surely, 2^36408861 is an apocalyptic number.

It is an amenable number.

36408861 is a deficient number, since it is larger than the sum of its proper divisors (17464959).

36408861 is a wasteful number, since it uses less digits than its factorization.

36408861 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 98716 (or 98713 counting only the distinct ones).

The product of its (nonzero) digits is 27648, while the sum is 36.

The square root of 36408861 is about 6033.9755551378. The cubic root of 36408861 is about 331.4380493422.

The spelling of 36408861 in words is "thirty-six million, four hundred eight thousand, eight hundred sixty-one".