36213020 has 24 divisors (see below), whose sum is σ = 77338800. Its totient is φ = 14239232.

The previous prime is 36213011. The next prime is 36213029. The reversal of 36213020 is 2031263.

It is an interprime number because it is at equal distance from previous prime (36213011) and next prime (36213029).

It is a super-2 number, since 2×36213020² = 2622765635040800, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 36213020.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (36213029) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 14165 + ... + 16524.

It is an arithmetic number, because the mean of its divisors is an integer number (3222450).

Almost surely, 2^36213020 is an apocalyptic number.

It is an amenable number.

36213020 is an abundant number, since it is smaller than the sum of its proper divisors (41125780).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

36213020 is a wasteful number, since it uses less digits than its factorization.

36213020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30757 (or 30755 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 17.

The square root of 36213020 is about 6017.7254839349. The cubic root of 36213020 is about 330.8427190934.

Adding to 36213020 its reverse (2031263), we get a palindrome (38244283).

The spelling of 36213020 in words is "thirty-six million, two hundred thirteen thousand, twenty".