223000156 has 6 divisors (see below), whose sum is σ = 390250280. Its totient is φ = 111500076.

The previous prime is 223000139. The next prime is 223000159. The reversal of 223000156 is 651000322.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (223000159) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27875016 + ... + 27875023.

Almost surely, 2^223000156 is an apocalyptic number.

It is an amenable number.

223000156 is a deficient number, since it is larger than the sum of its proper divisors (167250124).

223000156 is a wasteful number, since it uses less digits than its factorization.

223000156 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 55750043 (or 55750041 counting only the distinct ones).

The product of its (nonzero) digits is 360, while the sum is 19.

The square root of 223000156 is about 14933.1897463335. The cubic root of 223000156 is about 606.4128408563.

Adding to 223000156 its reverse (651000322), we get a palindrome (874000478).

The spelling of 223000156 in words is "two hundred twenty-three million, one hundred fifty-six", and thus it is an aban number.