36213788 has 24 divisors (see below), whose sum is σ = 68864208. Its totient is φ = 16563456.

The previous prime is 36213781. The next prime is 36213803. The reversal of 36213788 is 88731263.

It is a happy number.

It is a super-2 number, since 2×36213788² = 2622876882617888, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (36213781) 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, 2795 + ... + 8957.

It is an arithmetic number, because the mean of its divisors is an integer number (2869342).

Almost surely, 2^36213788 is an apocalyptic number.

It is an amenable number.

36213788 is a deficient number, since it is larger than the sum of its proper divisors (32650420).

36213788 is a wasteful number, since it uses less digits than its factorization.

36213788 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6293 (or 6291 counting only the distinct ones).

The product of its digits is 48384, while the sum is 38.

The square root of 36213788 is about 6017.7892950817. The cubic root of 36213788 is about 330.8450578969.

The spelling of 36213788 in words is "thirty-six million, two hundred thirteen thousand, seven hundred eighty-eight".