36890244 has 18 divisors (see below), whose sum is σ = 93250430. Its totient is φ = 12296736.

The previous prime is 36890239. The next prime is 36890257. The reversal of 36890244 is 44209863.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 32353344 + 4536900 = 5688^2 + 2130^2 .

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

It is a Harshad number since it is a multiple of its sum of digits (36), and also a Moran number because the ratio is a prime number: 1024729 = 36890244 / (3 + 6 + 8 + 9 + 0 + 2 + 4 + 4).

It is a junction number, because it is equal to n+sod(n) for n = 36890199 and 36890208.

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 5 ways as a sum of consecutive naturals, for example, 512329 + ... + 512400.

Almost surely, 2^36890244 is an apocalyptic number.

It is an amenable number.

36890244 is an abundant number, since it is smaller than the sum of its proper divisors (56360186).

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

36890244 is a wasteful number, since it uses less digits than its factorization.

36890244 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1024739 (or 1024734 counting only the distinct ones).

The product of its (nonzero) digits is 41472, while the sum is 36.

The square root of 36890244 is about 6073.7339421479. The cubic root of 36890244 is about 332.8923711365.

The spelling of 36890244 in words is "thirty-six million, eight hundred ninety thousand, two hundred forty-four".