492631211 has 4 divisors (see below), whose sum is σ = 495210624. Its totient is φ = 490051800.

The previous prime is 492631187. The next prime is 492631241. The reversal of 492631211 is 112136294.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 492631211 - 2⁶ = 492631147 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (492631241) 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, 1289420 + ... + 1289801.

It is an arithmetic number, because the mean of its divisors is an integer number (123802656).

Almost surely, 2^492631211 is an apocalyptic number.

492631211 is a deficient number, since it is larger than the sum of its proper divisors (2579413).

492631211 is a wasteful number, since it uses less digits than its factorization.

492631211 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2579412.

The product of its digits is 2592, while the sum is 29.

The square root of 492631211 is about 22195.2970468971. The cubic root of 492631211 is about 789.7821388249.

The spelling of 492631211 in words is "four hundred ninety-two million, six hundred thirty-one thousand, two hundred eleven".