220240319 has 4 divisors (see below), whose sum is σ = 237181896. Its totient is φ = 203298744.

The previous prime is 220240301. The next prime is 220240409. The reversal of 220240319 is 913042022.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 220240319 - 2¹² = 220236223 is a prime.

It is a super-2 number, since 2×220240319² = 97011596226443522, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 220240294 and 220240303.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (220243319) 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, 8470769 + ... + 8470794.

It is an arithmetic number, because the mean of its divisors is an integer number (59295474).

Almost surely, 2^220240319 is an apocalyptic number.

220240319 is a deficient number, since it is larger than the sum of its proper divisors (16941577).

220240319 is a wasteful number, since it uses less digits than its factorization.

220240319 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16941576.

The product of its (nonzero) digits is 864, while the sum is 23.

The square root of 220240319 is about 14840.4959148945. The cubic root of 220240319 is about 603.9008058600.

The spelling of 220240319 in words is "two hundred twenty million, two hundred forty thousand, three hundred nineteen".