220467 has 8 divisors (see below), whose sum is σ = 316624. Its totient is φ = 135648.

The previous prime is 220447. The next prime is 220469. The reversal of 220467 is 764022.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 220467 - 2⁶ = 220403 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (220469) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2788 + ... + 2865.

It is an arithmetic number, because the mean of its divisors is an integer number (39578).

2²²⁰⁴⁶⁷ is an apocalyptic number.

220467 is a deficient number, since it is larger than the sum of its proper divisors (96157).

220467 is a wasteful number, since it uses less digits than its factorization.

220467 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5669.

The product of its (nonzero) digits is 672, while the sum is 21.

The square root of 220467 is about 469.5391357491. The cubic root of 220467 is about 60.4107921888.

Adding to 220467 its reverse (764022), we get a palindrome (984489).

The spelling of 220467 in words is "two hundred twenty thousand, four hundred sixty-seven".