18545342 has 16 divisors (see below), whose sum is σ = 28685664. Its totient is φ = 8988000.

The previous prime is 18545339. The next prime is 18545363. The reversal of 18545342 is 24354581.

It is a junction number, because it is equal to n+sod(n) for n = 18545299 and 18545308.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7592 + ... + 9732.

It is an arithmetic number, because the mean of its divisors is an integer number (1792854).

Almost surely, 2^18545342 is an apocalyptic number.

18545342 is a deficient number, since it is larger than the sum of its proper divisors (10140322).

18545342 is a wasteful number, since it uses less digits than its factorization.

18545342 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2275.

The product of its digits is 19200, while the sum is 32.

The square root of 18545342 is about 4306.4303082716. The cubic root of 18545342 is about 264.6945192372.

The spelling of 18545342 in words is "eighteen million, five hundred forty-five thousand, three hundred forty-two".