18983342 has 16 divisors (see below), whose sum is σ = 33665760. Its totient is φ = 7855008.

The previous prime is 18983333. The next prime is 18983351. The reversal of 18983342 is 24338981.

It is an interprime number because it is at equal distance from previous prime (18983333) and next prime (18983351).

It is a junction number, because it is equal to n+sod(n) for n = 18983296 and 18983305.

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, 22973 + ... + 23784.

It is an arithmetic number, because the mean of its divisors is an integer number (2104110).

Almost surely, 2^18983342 is an apocalyptic number.

18983342 is a deficient number, since it is larger than the sum of its proper divisors (14682418).

18983342 is a wasteful number, since it uses less digits than its factorization.

18983342 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 46795.

The product of its digits is 41472, while the sum is 38.

The square root of 18983342 is about 4356.9877208916. The cubic root of 18983342 is about 266.7621592031.

The spelling of 18983342 in words is "eighteen million, nine hundred eighty-three thousand, three hundred forty-two".