36213525 has 72 divisors (see below), whose sum is σ = 70218720. Its totient is φ = 17781120.

The previous prime is 36213517. The next prime is 36213533. The reversal of 36213525 is 52531263.

36213525 is a `hidden beast` number, since 3 + 621 + 35 + 2 + 5 = 666.

It is an interprime number because it is at equal distance from previous prime (36213517) and next prime (36213533).

It is not a de Polignac number, because 36213525 - 2³ = 36213517 is a prime.

It is a super-2 number, since 2×36213525² = 2622838785851250, which contains 22 as substring.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 183727 + ... + 183923.

It is an arithmetic number, because the mean of its divisors is an integer number (975260).

Almost surely, 2^36213525 is an apocalyptic number.

It is an amenable number.

36213525 is a deficient number, since it is larger than the sum of its proper divisors (34005195).

36213525 is a wasteful number, since it uses less digits than its factorization.

36213525 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 275 (or 267 counting only the distinct ones).

The product of its digits is 5400, while the sum is 27.

The square root of 36213525 is about 6017.7674431636. The cubic root of 36213525 is about 330.8442569822.

Adding to 36213525 its reverse (52531263), we get a palindrome (88744788).

The spelling of 36213525 in words is "thirty-six million, two hundred thirteen thousand, five hundred twenty-five".