13423330 has 8 divisors (see below), whose sum is σ = 24162012. Its totient is φ = 5369328.

The previous prime is 13423327. The next prime is 13423337. The reversal of 13423330 is 3332431.

13423330 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 12327121 + 1096209 = 3511^2 + 1047^2 .

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

It is a junction number, because it is equal to n+sod(n) for n = 13423298 and 13423307.

It is not an unprimeable number, because it can be changed into a prime (13423337) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 671157 + ... + 671176.

Almost surely, 2^13423330 is an apocalyptic number.

13423330 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

13423330 is a deficient number, since it is larger than the sum of its proper divisors (10738682).

13423330 is a wasteful number, since it uses less digits than its factorization.

13423330 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1342340.

The product of its (nonzero) digits is 648, while the sum is 19.

The square root of 13423330 is about 3663.7862928943. The cubic root of 13423330 is about 237.6585386530.

Adding to 13423330 its reverse (3332431), we get a palindrome (16755761).

The spelling of 13423330 in words is "thirteen million, four hundred twenty-three thousand, three hundred thirty".