223198325 has 36 divisors (see below), whose sum is σ = 330791328. Its totient is φ = 146335200.

The previous prime is 223198307. The next prime is 223198361. The reversal of 223198325 is 523891322.

It is not a de Polignac number, because 223198325 - 2⁸ = 223198069 is a prime.

It is a super-3 number, since 3×223198325³ (a number of 26 digits) contains 333 as substring.

It is a Smith number, since the sum of its digits (35) coincides with the sum of the digits of its prime factors.

It is a Harshad number since it is a multiple of its sum of digits (35).

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 91370 + ... + 93780.

It is an arithmetic number, because the mean of its divisors is an integer number (9188648).

Almost surely, 2^223198325 is an apocalyptic number.

223198325 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

223198325 is a deficient number, since it is larger than the sum of its proper divisors (107593003).

223198325 is a wasteful number, since it uses less digits than its factorization.

223198325 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2474 (or 2446 counting only the distinct ones).

The product of its digits is 25920, while the sum is 35.

The square root of 223198325 is about 14939.8234594656. The cubic root of 223198325 is about 606.5924171833.

The spelling of 223198325 in words is "two hundred twenty-three million, one hundred ninety-eight thousand, three hundred twenty-five".