36843969 has 4 divisors (see below), whose sum is σ = 49125296. Its totient is φ = 24562644.

The previous prime is 36843967. The next prime is 36843973. The reversal of 36843969 is 96934863.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 36843969 - 2¹ = 36843967 is a prime.

It is a super-2 number, since 2×36843969² = 2714956103345922, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (36843967) 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, 6140659 + ... + 6140664.

It is an arithmetic number, because the mean of its divisors is an integer number (12281324).

Almost surely, 2^36843969 is an apocalyptic number.

It is an amenable number.

36843969 is a deficient number, since it is larger than the sum of its proper divisors (12281327).

36843969 is a wasteful number, since it uses less digits than its factorization.

36843969 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12281326.

The product of its digits is 839808, while the sum is 48.

The square root of 36843969 is about 6069.9233108829. The cubic root of 36843969 is about 332.7531198652.

The spelling of 36843969 in words is "thirty-six million, eight hundred forty-three thousand, nine hundred sixty-nine".