223020415 has 8 divisors (see below), whose sum is σ = 267739488. Its totient is φ = 178339680.

The previous prime is 223020407. The next prime is 223020451. The reversal of 223020415 is 514020322.

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

It is not a de Polignac number, because 223020415 - 2³ = 223020407 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 223020392 and 223020401.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5329 + ... + 21781.

It is an arithmetic number, because the mean of its divisors is an integer number (33467436).

Almost surely, 2^223020415 is an apocalyptic number.

223020415 is a deficient number, since it is larger than the sum of its proper divisors (44719073).

223020415 is a wasteful number, since it uses less digits than its factorization.

223020415 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19169.

The product of its (nonzero) digits is 480, while the sum is 19.

The square root of 223020415 is about 14933.8680521826. The cubic root of 223020415 is about 606.4312039911.

Adding to 223020415 its reverse (514020322), we get a palindrome (737040737).

The spelling of 223020415 in words is "two hundred twenty-three million, twenty thousand, four hundred fifteen".