36452221 has 8 divisors (see below), whose sum is σ = 39843104. Its totient is φ = 33145200.

The previous prime is 36452219. The next prime is 36452243. The reversal of 36452221 is 12225463.

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 36452221 - 2¹ = 36452219 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (36452201) 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, 20055 + ... + 21796.

It is an arithmetic number, because the mean of its divisors is an integer number (4980388).

Almost surely, 2^36452221 is an apocalyptic number.

It is an amenable number.

36452221 is a deficient number, since it is larger than the sum of its proper divisors (3390883).

36452221 is a wasteful number, since it uses less digits than its factorization.

36452221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 41931.

The product of its digits is 2880, while the sum is 25.

The square root of 36452221 is about 6037.5674737430. The cubic root of 36452221 is about 331.5695690898.

Adding to 36452221 its reverse (12225463), we get a palindrome (48677684).

The spelling of 36452221 in words is "thirty-six million, four hundred fifty-two thousand, two hundred twenty-one".