18965342 has 8 divisors (see below), whose sum is σ = 31034232. Its totient is φ = 8620600.

The previous prime is 18965341. The next prime is 18965347. The reversal of 18965342 is 24356981.

It is a happy number.

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 = 18965296 and 18965305.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (18965341) 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, 431009 + ... + 431052.

It is an arithmetic number, because the mean of its divisors is an integer number (3879279).

Almost surely, 2^18965342 is an apocalyptic number.

18965342 is a deficient number, since it is larger than the sum of its proper divisors (12068890).

18965342 is a wasteful number, since it uses less digits than its factorization.

18965342 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 862074.

The product of its digits is 51840, while the sum is 38.

The square root of 18965342 is about 4354.9215836798. The cubic root of 18965342 is about 266.6778179365.

The spelling of 18965342 in words is "eighteen million, nine hundred sixty-five thousand, three hundred forty-two".