36321601 has 4 divisors (see below), whose sum is σ = 37574100. Its totient is φ = 35069104.

The previous prime is 36321599. The next prime is 36321629. The reversal of 36321601 is 10612363.

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 21298225 + 15023376 = 4615^2 + 3876^2 .

It is a cyclic number.

It is not a de Polignac number, because 36321601 - 2¹ = 36321599 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (36321631) 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, 626206 + ... + 626263.

It is an arithmetic number, because the mean of its divisors is an integer number (9393525).

Almost surely, 2^36321601 is an apocalyptic number.

It is an amenable number.

36321601 is a deficient number, since it is larger than the sum of its proper divisors (1252499).

36321601 is a wasteful number, since it uses less digits than its factorization.

36321601 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1252498.

The product of its (nonzero) digits is 648, while the sum is 22.

The square root of 36321601 is about 6026.7404954917. The cubic root of 36321601 is about 331.1730550603.

Adding to 36321601 its reverse (10612363), we get a palindrome (46933964).

The spelling of 36321601 in words is "thirty-six million, three hundred twenty-one thousand, six hundred one".