27072201 has 16 divisors (see below), whose sum is σ = 39223296. Its totient is φ = 16509696.

The previous prime is 27072191. The next prime is 27072233. The reversal of 27072201 is 10227072.

It is not a de Polignac number, because 27072201 - 2⁶ = 27072137 is a prime.

It is not an unprimeable number, because it can be changed into a prime (27072301) 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 15 ways as a sum of consecutive naturals, for example, 1336 + ... + 7478.

It is an arithmetic number, because the mean of its divisors is an integer number (2451456).

Almost surely, 2^27072201 is an apocalyptic number.

It is an amenable number.

27072201 is a deficient number, since it is larger than the sum of its proper divisors (12151095).

27072201 is a wasteful number, since it uses less digits than its factorization.

27072201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6272.

The product of its (nonzero) digits is 392, while the sum is 21.

The square root of 27072201 is about 5203.0953287442. The cubic root of 27072201 is about 300.2671731023.

Adding to 27072201 its reverse (10227072), we get a palindrome (37299273).

The spelling of 27072201 in words is "twenty-seven million, seventy-two thousand, two hundred one".