5436021 has 8 divisors (see below), whose sum is σ = 7498080. Its totient is φ = 3498992.

The previous prime is 5436007. The next prime is 5436047. The reversal of 5436021 is 1206345.

It is a happy number.

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 5436021 - 2¹⁰ = 5434997 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5436001) 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, 31155 + ... + 31328.

It is an arithmetic number, because the mean of its divisors is an integer number (937260).

Almost surely, 2^5436021 is an apocalyptic number.

It is an amenable number.

5436021 is a deficient number, since it is larger than the sum of its proper divisors (2062059).

5436021 is a wasteful number, since it uses less digits than its factorization.

5436021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 62515.

The product of its (nonzero) digits is 720, while the sum is 21.

The square root of 5436021 is about 2331.5276108166. The cubic root of 5436021 is about 175.8302965616.

The spelling of 5436021 in words is "five million, four hundred thirty-six thousand, twenty-one".