497493231 has 24 divisors (see below), whose sum is σ = 705413520. Its totient is φ = 311496192.

The previous prime is 497493229. The next prime is 497493233. The reversal of 497493231 is 132394794.

It is an interprime number because it is at equal distance from previous prime (497493229) and next prime (497493233).

It is not a de Polignac number, because 497493231 - 2¹ = 497493229 is a prime.

It is a super-2 number, since 2×497493231² = 494999029781638722, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (497493233) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 117015 + ... + 121191.

It is an arithmetic number, because the mean of its divisors is an integer number (29392230).

Almost surely, 2^497493231 is an apocalyptic number.

497493231 is a deficient number, since it is larger than the sum of its proper divisors (207920289).

497493231 is a wasteful number, since it uses less digits than its factorization.

497493231 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4283 (or 4246 counting only the distinct ones).

The product of its digits is 163296, while the sum is 42.

The square root of 497493231 is about 22304.5562834144. The cubic root of 497493231 is about 792.3718871945.

The spelling of 497493231 in words is "four hundred ninety-seven million, four hundred ninety-three thousand, two hundred thirty-one".