492737121 has 16 divisors (see below), whose sum is σ = 734636800. Its totient is φ = 326396304.

The previous prime is 492737111. The next prime is 492737159. The reversal of 492737121 is 121737294.

It is not a de Polignac number, because 492737121 - 2¹¹ = 492735073 is a prime.

It is a super-2 number, since 2×492737121² = 485579740822737282, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (492737111) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 53881 + ... + 62358.

It is an arithmetic number, because the mean of its divisors is an integer number (45914800).

Almost surely, 2^492737121 is an apocalyptic number.

It is an amenable number.

492737121 is a deficient number, since it is larger than the sum of its proper divisors (241899679).

492737121 is a wasteful number, since it uses less digits than its factorization.

492737121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 116405 (or 116399 counting only the distinct ones).

The product of its digits is 21168, while the sum is 36.

The square root of 492737121 is about 22197.6827844710. The cubic root of 492737121 is about 789.8387327711.

The spelling of 492737121 in words is "four hundred ninety-two million, seven hundred thirty-seven thousand, one hundred twenty-one".