223399846 has 4 divisors (see below), whose sum is σ = 335099772. Its totient is φ = 111699922.

The previous prime is 223399831. The next prime is 223399849. The reversal of 223399846 is 648993322.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 648993322 = 2 ⋅324496661.

It is a junction number, because it is equal to n+sod(n) for n = 223399796 and 223399805.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (223399849) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 55849960 + ... + 55849963.

It is an arithmetic number, because the mean of its divisors is an integer number (83774943).

Almost surely, 2^223399846 is an apocalyptic number.

223399846 is a deficient number, since it is larger than the sum of its proper divisors (111699926).

223399846 is a wasteful number, since it uses less digits than its factorization.

223399846 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 111699925.

The product of its digits is 559872, while the sum is 46.

The square root of 223399846 is about 14946.5663615427. The cubic root of 223399846 is about 606.7749220465.

The spelling of 223399846 in words is "two hundred twenty-three million, three hundred ninety-nine thousand, eight hundred forty-six".