220601 has 4 divisors (see below), whose sum is σ = 224400. Its totient is φ = 216804.

The previous prime is 220589. The next prime is 220613. The reversal of 220601 is 106022.

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 an interprime number because it is at equal distance from previous prime (220589) and next prime (220613).

It is a cyclic number.

It is not a de Polignac number, because 220601 - 2⁶ = 220537 is a prime.

It is a Duffinian number.

It is a plaindrome in base 15.

It is not an unprimeable number, because it can be changed into a prime (220681) 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, 1811 + ... + 1928.

It is an arithmetic number, because the mean of its divisors is an integer number (56100).

2²²⁰⁶⁰¹ is an apocalyptic number.

It is an amenable number.

220601 is a deficient number, since it is larger than the sum of its proper divisors (3799).

220601 is an equidigital number, since it uses as much as digits as its factorization.

220601 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3798.

The product of its (nonzero) digits is 24, while the sum is 11.

The square root of 220601 is about 469.6818071844. The cubic root of 220601 is about 60.4230289508.

Adding to 220601 its reverse (106022), we get a palindrome (326623).

The spelling of 220601 in words is "two hundred twenty thousand, six hundred one".