18453046 has 16 divisors (see below), whose sum is σ = 28543680. Its totient is φ = 8942400.

The previous prime is 18453023. The next prime is 18453059. The reversal of 18453046 is 64035481.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 18452999 and 18453017.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9346 + ... + 11146.

It is an arithmetic number, because the mean of its divisors is an integer number (1783980).

Almost surely, 2^18453046 is an apocalyptic number.

18453046 is a deficient number, since it is larger than the sum of its proper divisors (10090634).

18453046 is a wasteful number, since it uses less digits than its factorization.

18453046 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1959.

The product of its (nonzero) digits is 11520, while the sum is 31.

The square root of 18453046 is about 4295.7008741299. The cubic root of 18453046 is about 264.2546803867.

The spelling of 18453046 in words is "eighteen million, four hundred fifty-three thousand, forty-six".