492189441 has 8 divisors (see below), whose sum is σ = 656383200. Its totient is φ = 328060992.

The previous prime is 492189431. The next prime is 492189493. The reversal of 492189441 is 144981294.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 492189441 - 2⁹ = 492188929 is a prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 492189393 and 492189402.

It is not an unprimeable number, because it can be changed into a prime (492189431) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5385 + ... + 31833.

It is an arithmetic number, because the mean of its divisors is an integer number (82047900).

Almost surely, 2^492189441 is an apocalyptic number.

It is an amenable number.

492189441 is a deficient number, since it is larger than the sum of its proper divisors (164193759).

492189441 is a wasteful number, since it uses less digits than its factorization.

492189441 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32655.

The product of its digits is 82944, while the sum is 42.

The square root of 492189441 is about 22185.3429317647. The cubic root of 492189441 is about 789.5459875939.

The spelling of 492189441 in words is "four hundred ninety-two million, one hundred eighty-nine thousand, four hundred forty-one".