36434021 has 8 divisors (see below), whose sum is σ = 40502784. Its totient is φ = 32546160.

The previous prime is 36434017. The next prime is 36434023. The reversal of 36434021 is 12043463.

It is a happy number.

36434021 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 36434021 - 2² = 36434017 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (36434023) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 44801 + ... + 45606.

It is an arithmetic number, because the mean of its divisors is an integer number (5062848).

Almost surely, 2^36434021 is an apocalyptic number.

36434021 is a gapful number since it is divisible by the number (31) formed by its first and last digit.

It is an amenable number.

36434021 is a deficient number, since it is larger than the sum of its proper divisors (4068763).

36434021 is a wasteful number, since it uses less digits than its factorization.

36434021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 90451.

The product of its (nonzero) digits is 1728, while the sum is 23.

The square root of 36434021 is about 6036.0600560299. The cubic root of 36434021 is about 331.5143774756.

Adding to 36434021 its reverse (12043463), we get a palindrome (48477484).

The spelling of 36434021 in words is "thirty-six million, four hundred thirty-four thousand, twenty-one".