423361221 has 8 divisors (see below), whose sum is σ = 564881280. Its totient is φ = 282040992.

The previous prime is 423361193. The next prime is 423361223. The reversal of 423361221 is 122163324.

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

It is not a de Polignac number, because 423361221 - 2⁹ = 423360709 is a prime.

It is a super-2 number, since 2×423361221² = 358469446893221682, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 423361191 and 423361200.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (423361223) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 44941 + ... + 53538.

It is an arithmetic number, because the mean of its divisors is an integer number (70610160).

Almost surely, 2^423361221 is an apocalyptic number.

It is an amenable number.

423361221 is a deficient number, since it is larger than the sum of its proper divisors (141520059).

423361221 is a wasteful number, since it uses less digits than its factorization.

423361221 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 99915.

The product of its digits is 1728, while the sum is 24.

The square root of 423361221 is about 20575.7435102598. The cubic root of 423361221 is about 750.8796913430.

The spelling of 423361221 in words is "four hundred twenty-three million, three hundred sixty-one thousand, two hundred twenty-one".