423203331 has 8 divisors (see below), whose sum is σ = 564378624. Its totient is φ = 282081800.

The previous prime is 423203329. The next prime is 423203383. The reversal of 423203331 is 133302324.

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

It is a cyclic number.

It is not a de Polignac number, because 423203331 - 2¹ = 423203329 is a prime.

It is a super-2 number, since 2×423203331² = 358202118738991122, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 423203298 and 423203307.

It is not an unprimeable number, because it can be changed into a prime (423202331) 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, 11590 + ... + 31316.

It is an arithmetic number, because the mean of its divisors is an integer number (70547328).

Almost surely, 2^423203331 is an apocalyptic number.

423203331 is a deficient number, since it is larger than the sum of its proper divisors (141175293).

423203331 is a wasteful number, since it uses less digits than its factorization.

423203331 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26881.

The product of its (nonzero) digits is 1296, while the sum is 21.

The square root of 423203331 is about 20571.9063530826. The cubic root of 423203331 is about 750.7863343939.

Adding to 423203331 its reverse (133302324), we get a palindrome (556505655).

The spelling of 423203331 in words is "four hundred twenty-three million, two hundred three thousand, three hundred thirty-one".