223750172 has 12 divisors (see below), whose sum is σ = 393320256. Its totient is φ = 111372960.

The previous prime is 223750169. The next prime is 223750193. The reversal of 223750172 is 271057322.

It is a hoax number, since the sum of its digits (29) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 124529 + ... + 126312.

It is an arithmetic number, because the mean of its divisors is an integer number (32776688).

Almost surely, 2^223750172 is an apocalyptic number.

It is an amenable number.

223750172 is a deficient number, since it is larger than the sum of its proper divisors (169570084).

223750172 is a wasteful number, since it uses less digits than its factorization.

223750172 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 251068 (or 251066 counting only the distinct ones).

The product of its (nonzero) digits is 5880, while the sum is 29.

The square root of 223750172 is about 14958.2810509764. The cubic root of 223750172 is about 607.0919291499.

It can be divided in two parts, 223 and 750172, that multiplied together give a square (167288356 = 12934²).

The spelling of 223750172 in words is "two hundred twenty-three million, seven hundred fifty thousand, one hundred seventy-two".