36039969 has 12 divisors (see below), whose sum is σ = 59494656. Its totient is φ = 20594232.

The previous prime is 36039967. The next prime is 36039989. The reversal of 36039969 is 96993063.

It is not a de Polignac number, because 36039969 - 2¹ = 36039967 is a prime.

It is a super-2 number, since 2×36039969² = 2597758731041922, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (36039967) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 285969 + ... + 286094.

It is an arithmetic number, because the mean of its divisors is an integer number (4957888).

Almost surely, 2^36039969 is an apocalyptic number.

It is an amenable number.

36039969 is a deficient number, since it is larger than the sum of its proper divisors (23454687).

36039969 is a wasteful number, since it uses less digits than its factorization.

36039969 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 572076 (or 572073 counting only the distinct ones).

The product of its (nonzero) digits is 236196, while the sum is 45.

The square root of 36039969 is about 6003.3298260216. The cubic root of 36039969 is about 330.3148785179.

The spelling of 36039969 in words is "thirty-six million, thirty-nine thousand, nine hundred sixty-nine".