223134939 has 16 divisors (see below), whose sum is σ = 335101600. Its totient is φ = 146717568.

The previous prime is 223134887. The next prime is 223134943. The reversal of 223134939 is 939431322.

It is not a de Polignac number, because 223134939 - 2¹⁹ = 222610651 is a prime.

It is a super-3 number, since 3×223134939³ (a number of 26 digits) contains 333 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (223134949) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 54634 + ... + 58575.

It is an arithmetic number, because the mean of its divisors is an integer number (20943850).

Almost surely, 2^223134939 is an apocalyptic number.

223134939 is a deficient number, since it is larger than the sum of its proper divisors (111966661).

223134939 is a wasteful number, since it uses less digits than its factorization.

223134939 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 113291 (or 113285 counting only the distinct ones).

The product of its digits is 34992, while the sum is 36.

The square root of 223134939 is about 14937.7019316895. The cubic root of 223134939 is about 606.5349897702.

The spelling of 223134939 in words is "two hundred twenty-three million, one hundred thirty-four thousand, nine hundred thirty-nine".