36421236 has 36 divisors (see below), whose sum is σ = 96069792. Its totient is φ = 11612304.

The previous prime is 36421219. The next prime is 36421237. The reversal of 36421236 is 63212463.

36421236 is a `hidden beast` number, since 3 + 6 + 421 + 236 = 666.

It is a tau number, because it is divible by the number of its divisors (36).

It is a nude number because it is divisible by every one of its digits.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (36421237) 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, 21166 + ... + 22821.

Almost surely, 2^36421236 is an apocalyptic number.

36421236 is a gapful number since it is divisible by the number (36) formed by its first and last digit.

It is an amenable number.

36421236 is an abundant number, since it is smaller than the sum of its proper divisors (59648556).

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

36421236 is a wasteful number, since it uses less digits than its factorization.

36421236 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 44020 (or 44015 counting only the distinct ones).

The product of its digits is 5184, while the sum is 27.

The square root of 36421236 is about 6035.0009113504. Note that the first 3 decimals coincide. The cubic root of 36421236 is about 331.4755958912.

Adding to 36421236 its reverse (63212463), we get a palindrome (99633699).

The spelling of 36421236 in words is "thirty-six million, four hundred twenty-one thousand, two hundred thirty-six".