36330421 has 4 divisors (see below), whose sum is σ = 36828172. Its totient is φ = 35832672.

The previous prime is 36330401. The next prime is 36330439. The reversal of 36330421 is 12403363.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 8346321 + 27984100 = 2889^2 + 5290^2 .

It is a cyclic number.

It is not a de Polignac number, because 36330421 - 2²³ = 27941813 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 36330392 and 36330401.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (36330401) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 248766 + ... + 248911.

It is an arithmetic number, because the mean of its divisors is an integer number (9207043).

Almost surely, 2^36330421 is an apocalyptic number.

It is an amenable number.

36330421 is a deficient number, since it is larger than the sum of its proper divisors (497751).

36330421 is an equidigital number, since it uses as much as digits as its factorization.

36330421 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 497750.

The product of its (nonzero) digits is 1296, while the sum is 22.

The square root of 36330421 is about 6027.4721898985. The cubic root of 36330421 is about 331.1998592197.

Adding to 36330421 its reverse (12403363), we get a palindrome (48733784).

The spelling of 36330421 in words is "thirty-six million, three hundred thirty thousand, four hundred twenty-one".