18346030 has 8 divisors (see below), whose sum is σ = 33022872. Its totient is φ = 7338408.

The previous prime is 18346021. The next prime is 18346037. The reversal of 18346030 is 3064381.

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 = 18345986 and 18346004.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (18346037) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 917292 + ... + 917311.

It is an arithmetic number, because the mean of its divisors is an integer number (4127859).

Almost surely, 2^18346030 is an apocalyptic number.

18346030 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

18346030 is a deficient number, since it is larger than the sum of its proper divisors (14676842).

18346030 is a wasteful number, since it uses less digits than its factorization.

18346030 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1834610.

The product of its (nonzero) digits is 1728, while the sum is 25.

The square root of 18346030 is about 4283.2265875155. The cubic root of 18346030 is about 263.7428529917.

The spelling of 18346030 in words is "eighteen million, three hundred forty-six thousand, thirty".