36649444 has 12 divisors (see below), whose sum is σ = 69070204. Its totient is φ = 16915104.

The previous prime is 36649441. The next prime is 36649453. The reversal of 36649444 is 44494663.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 1721344 + 34928100 = 1312^2 + 5910^2 .

It is a hoax number, since the sum of its digits (40) coincides with the sum of the digits of its distinct prime factors.

It is a junction number, because it is equal to n+sod(n) for n = 36649397 and 36649406.

It is not an unprimeable number, because it can be changed into a prime (36649441) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 352347 + ... + 352450.

Almost surely, 2^36649444 is an apocalyptic number.

It is an amenable number.

36649444 is a deficient number, since it is larger than the sum of its proper divisors (32420760).

36649444 is a wasteful number, since it uses less digits than its factorization.

36649444 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 704814 (or 704812 counting only the distinct ones).

The product of its digits is 248832, while the sum is 40.

The square root of 36649444 is about 6053.8784262653. The cubic root of 36649444 is about 332.1664743085.

The spelling of 36649444 in words is "thirty-six million, six hundred forty-nine thousand, four hundred forty-four".