223946965 has 8 divisors (see below), whose sum is σ = 293167008. Its totient is φ = 162870480.

The previous prime is 223946959. The next prime is 223946981. The reversal of 223946965 is 569649322.

223946965 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 not a de Polignac number, because 223946965 - 2¹⁹ = 223422677 is a prime.

It is a super-2 number, since 2×223946965² = 100304486265422450, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2035827 + ... + 2035936.

It is an arithmetic number, because the mean of its divisors is an integer number (36645876).

Almost surely, 2^223946965 is an apocalyptic number.

It is an amenable number.

223946965 is a deficient number, since it is larger than the sum of its proper divisors (69220043).

223946965 is a wasteful number, since it uses less digits than its factorization.

223946965 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4071779.

The product of its digits is 699840, while the sum is 46.

The square root of 223946965 is about 14964.8576672149. The cubic root of 223946965 is about 607.2698603847.

The spelling of 223946965 in words is "two hundred twenty-three million, nine hundred forty-six thousand, nine hundred sixty-five".