913636 has 6 divisors (see below), whose sum is σ = 1598870. Its totient is φ = 456816.

The previous prime is 913589. The next prime is 913637. The reversal of 913636 is 636319.

It can be written as a sum of positive squares in only one way, i.e., 891136 + 22500 = 944^2 + 150^2 .

It is not an unprimeable number, because it can be changed into a prime (913637) by changing a digit.

913636 is an untouchable number, because it is not equal to the sum of proper divisors of any 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, 114201 + ... + 114208.

2⁹¹³⁶³⁶ is an apocalyptic number.

It is an amenable number.

913636 is a deficient number, since it is larger than the sum of its proper divisors (685234).

913636 is a wasteful number, since it uses less digits than its factorization.

913636 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 228413 (or 228411 counting only the distinct ones).

The product of its digits is 2916, while the sum is 28.

The square root of 913636 is about 955.8430833563. The cubic root of 913636 is about 97.0341042795.

The spelling of 913636 in words is "nine hundred thirteen thousand, six hundred thirty-six".