223516466 has 8 divisors (see below), whose sum is σ = 335690544. Its totient is φ = 111619620.

The previous prime is 223516463. The next prime is 223516483. The reversal of 223516466 is 664615322.

It is a happy number.

223516466 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×223516466² = 99919221146258312, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (223516463) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 67280 + ... + 70523.

It is an arithmetic number, because the mean of its divisors is an integer number (41961318).

Almost surely, 2^223516466 is an apocalyptic number.

223516466 is a deficient number, since it is larger than the sum of its proper divisors (112174078).

223516466 is a wasteful number, since it uses less digits than its factorization.

223516466 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 138616.

The product of its digits is 51840, while the sum is 35.

The square root of 223516466 is about 14950.4670830045. The cubic root of 223516466 is about 606.8804872966.

The spelling of 223516466 in words is "two hundred twenty-three million, five hundred sixteen thousand, four hundred sixty-six".