36520001 has 4 divisors (see below), whose sum is σ = 41737152. Its totient is φ = 31302852.

The previous prime is 36519991. The next prime is 36520007. The reversal of 36520001 is 10002563.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 36520001 - 2¹⁸ = 36257857 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (36520007) 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, 2608565 + ... + 2608578.

It is an arithmetic number, because the mean of its divisors is an integer number (10434288).

Almost surely, 2^36520001 is an apocalyptic number.

It is an amenable number.

36520001 is a deficient number, since it is larger than the sum of its proper divisors (5217151).

36520001 is an equidigital number, since it uses as much as digits as its factorization.

36520001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5217150.

The product of its (nonzero) digits is 180, while the sum is 17.

The square root of 36520001 is about 6043.1780546332. The cubic root of 36520001 is about 331.7749509087.

Adding to 36520001 its reverse (10002563), we get a palindrome (46522564).

The spelling of 36520001 in words is "thirty-six million, five hundred twenty thousand, one".