36964009 has 4 divisors (see below), whose sum is σ = 38238660. Its totient is φ = 35689360.

The previous prime is 36964007. The next prime is 36964033. The reversal of 36964009 is 90046963.

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

It can be written as a sum of positive squares in 2 ways, for example, as 13344409 + 23619600 = 3653^2 + 4860^2 .

It is a cyclic number.

It is not a de Polignac number, because 36964009 - 2¹ = 36964007 is a prime.

It is a super-2 number, since 2×36964009² = 2732675922704162, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (36964003) 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, 637282 + ... + 637339.

It is an arithmetic number, because the mean of its divisors is an integer number (9559665).

Almost surely, 2^36964009 is an apocalyptic number.

It is an amenable number.

36964009 is a deficient number, since it is larger than the sum of its proper divisors (1274651).

36964009 is a wasteful number, since it uses less digits than its factorization.

36964009 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1274650.

The product of its (nonzero) digits is 34992, while the sum is 37.

The square root of 36964009 is about 6079.8033685309. The cubic root of 36964009 is about 333.1141050707.

The spelling of 36964009 in words is "thirty-six million, nine hundred sixty-four thousand, nine".