223026146 has 32 divisors (see below), whose sum is σ = 394934400. Its totient is φ = 94406928.

The previous prime is 223026131. The next prime is 223026151. The reversal of 223026146 is 641620322.

It is a super-2 number, since 2×223026146² = 99481323599226632, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 54980 + ... + 58896.

It is an arithmetic number, because the mean of its divisors is an integer number (12341700).

Almost surely, 2^223026146 is an apocalyptic number.

223026146 is a deficient number, since it is larger than the sum of its proper divisors (171908254).

223026146 is an equidigital number, since it uses as much as digits as its factorization.

223026146 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4023 (or 4009 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 26.

The square root of 223026146 is about 14934.0599302400. The cubic root of 223026146 is about 606.4363984743.

Adding to 223026146 its reverse (641620322), we get a palindrome (864646468).

The spelling of 223026146 in words is "two hundred twenty-three million, twenty-six thousand, one hundred forty-six".