36409959 has 8 divisors (see below), whose sum is σ = 53940720. Its totient is φ = 24273288.

The previous prime is 36409951. The next prime is 36409963. The reversal of 36409959 is 95990463.

It is a happy number.

36409959 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 36409959 - 2³ = 36409951 is a prime.

It is a super-2 number, since 2×36409959² = 2651370228763362, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (36409951) 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 7 ways as a sum of consecutive naturals, for example, 674232 + ... + 674285.

It is an arithmetic number, because the mean of its divisors is an integer number (6742590).

Almost surely, 2^36409959 is an apocalyptic number.

36409959 is a deficient number, since it is larger than the sum of its proper divisors (17530761).

36409959 is a wasteful number, since it uses less digits than its factorization.

36409959 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1348526 (or 1348520 counting only the distinct ones).

The product of its (nonzero) digits is 262440, while the sum is 45.

The square root of 36409959 is about 6034.0665392420. The cubic root of 36409959 is about 331.4413810890.

The spelling of 36409959 in words is "thirty-six million, four hundred nine thousand, nine hundred fifty-nine".