492820111 has 8 divisors (see below), whose sum is σ = 563592320. Its totient is φ = 422140248.

The previous prime is 492820109. The next prime is 492820121. The reversal of 492820111 is 111028294.

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

It is a cyclic number.

It is not a de Polignac number, because 492820111 - 2¹ = 492820109 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 492820111.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (492820121) 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, 11241 + ... + 33346.

It is an arithmetic number, because the mean of its divisors is an integer number (70449040).

Almost surely, 2^492820111 is an apocalyptic number.

492820111 is a deficient number, since it is larger than the sum of its proper divisors (70772209).

492820111 is a wasteful number, since it uses less digits than its factorization.

492820111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 46173.

The product of its (nonzero) digits is 1152, while the sum is 28.

The square root of 492820111 is about 22199.5520450301. The cubic root of 492820111 is about 789.8830735456.

The spelling of 492820111 in words is "four hundred ninety-two million, eight hundred twenty thousand, one hundred eleven".