223536474 has 96 divisors (see below), whose sum is σ = 576675840. Its totient is φ = 61236000.

The previous prime is 223536449. The next prime is 223536479. The reversal of 223536474 is 474635322.

223536474 is a `hidden beast` number, since 2 + 2 + 3 + 5 + 3 + 647 + 4 = 666.

Its product of digits (120960) is a multiple of the sum of its prime factors (576).

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (223536479) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 589617 + ... + 589995.

It is an arithmetic number, because the mean of its divisors is an integer number (6007040).

Almost surely, 2^223536474 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 223536474, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (288337920).

223536474 is an abundant number, since it is smaller than the sum of its proper divisors (353139366).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

223536474 is a wasteful number, since it uses less digits than its factorization.

223536474 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 576 (or 573 counting only the distinct ones).

The product of its digits is 120960, while the sum is 36.

The square root of 223536474 is about 14951.1362110042. The cubic root of 223536474 is about 606.8985949894.

The spelling of 223536474 in words is "two hundred twenty-three million, five hundred thirty-six thousand, four hundred seventy-four".