36649474 has 4 divisors (see below), whose sum is σ = 54974214. Its totient is φ = 18324736.

The previous prime is 36649453. The next prime is 36649507. The reversal of 36649474 is 47494663.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 35343025 + 1306449 = 5945^2 + 1143^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 36649474.

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 as a sum of consecutive naturals, namely, 9162367 + ... + 9162370.

Almost surely, 2^36649474 is an apocalyptic number.

36649474 is a deficient number, since it is larger than the sum of its proper divisors (18324740).

36649474 is a wasteful number, since it uses less digits than its factorization.

36649474 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18324739.

The product of its digits is 435456, while the sum is 43.

The square root of 36649474 is about 6053.8809040152. The cubic root of 36649474 is about 332.1665649419.

The spelling of 36649474 in words is "thirty-six million, six hundred forty-nine thousand, four hundred seventy-four".