36465021 has 12 divisors (see below), whose sum is σ = 54371200. Its totient is φ = 23525640.

The previous prime is 36465019. The next prime is 36465041. The reversal of 36465021 is 12056463.

36465021 is a `hidden beast` number, since 3 + 6 + 4 + 650 + 2 + 1 = 666.

It is not a de Polignac number, because 36465021 - 2¹ = 36465019 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (36465041) 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, 65071 + ... + 65628.

Almost surely, 2^36465021 is an apocalyptic number.

36465021 is a gapful number since it is divisible by the number (31) formed by its first and last digit.

It is an amenable number.

36465021 is a deficient number, since it is larger than the sum of its proper divisors (17906179).

36465021 is a wasteful number, since it uses less digits than its factorization.

36465021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 130736 (or 130733 counting only the distinct ones).

The product of its (nonzero) digits is 4320, while the sum is 27.

The square root of 36465021 is about 6038.6274102647. The cubic root of 36465021 is about 331.6083741676.

The spelling of 36465021 in words is "thirty-six million, four hundred sixty-five thousand, twenty-one".