497211345 has 32 divisors (see below), whose sum is σ = 892218240. Its totient is φ = 262693440.

The previous prime is 497211317. The next prime is 497211419. The reversal of 497211345 is 543112794.

It is not a de Polignac number, because 497211345 - 2¹⁷ = 497080273 is a prime.

It is a Smith number, since the sum of its digits (36) coincides with the sum of the digits of its prime factors.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2766 + ... + 31655.

It is an arithmetic number, because the mean of its divisors is an integer number (27881820).

Almost surely, 2^497211345 is an apocalyptic number.

497211345 is a gapful number since it is divisible by the number (45) formed by its first and last digit.

It is an amenable number.

497211345 is a deficient number, since it is larger than the sum of its proper divisors (395006895).

497211345 is a wasteful number, since it uses less digits than its factorization.

497211345 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34542 (or 34536 counting only the distinct ones).

The product of its digits is 30240, while the sum is 36.

The square root of 497211345 is about 22298.2363652375. The cubic root of 497211345 is about 792.2222029194. Note that the first 4 decimals are identical.

The spelling of 497211345 in words is "four hundred ninety-seven million, two hundred eleven thousand, three hundred forty-five".