223225534 has 32 divisors (see below), whose sum is σ = 400329216. Its totient is φ = 91275360.

The previous prime is 223225523. The next prime is 223225543. The reversal of 223225534 is 435522322.

It is a happy number.

It is a super-3 number, since 3×223225534³ (a number of 26 digits) contains 333 as substring.

Its product of digits (14400) is a multiple of the sum of its prime divisors (1800).

It is a congruent number.

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, 188424 + ... + 189604.

It is an arithmetic number, because the mean of its divisors is an integer number (12510288).

Almost surely, 2^223225534 is an apocalyptic number.

223225534 is a deficient number, since it is larger than the sum of its proper divisors (177103682).

223225534 is a wasteful number, since it uses less digits than its factorization.

223225534 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1800.

The product of its digits is 14400, while the sum is 28.

The square root of 223225534 is about 14940.7340515786. The cubic root of 223225534 is about 606.6170650721.

Adding to 223225534 its reverse (435522322), we get a palindrome (658747856).

The spelling of 223225534 in words is "two hundred twenty-three million, two hundred twenty-five thousand, five hundred thirty-four".