223396970 has 8 divisors (see below), whose sum is σ = 402114564. Its totient is φ = 89358784.

The previous prime is 223396939. The next prime is 223396991. The reversal of 223396970 is 79693322.

It can be written as a sum of positive squares in 2 ways, for example, as 216590089 + 6806881 = 14717^2 + 2609^2 .

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

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, 11169839 + ... + 11169858.

Almost surely, 2^223396970 is an apocalyptic number.

223396970 is a deficient number, since it is larger than the sum of its proper divisors (178717594).

223396970 is a wasteful number, since it uses less digits than its factorization.

223396970 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22339704.

The product of its (nonzero) digits is 122472, while the sum is 41.

The square root of 223396970 is about 14946.4701518452. The cubic root of 223396970 is about 606.7723182068.

The spelling of 223396970 in words is "two hundred twenty-three million, three hundred ninety-six thousand, nine hundred seventy".