497738542 has 64 divisors (see below), whose sum is σ = 925655040. Its totient is φ = 196156800.

The previous prime is 497738537. The next prime is 497738557. The reversal of 497738542 is 245837794.

It is a happy number.

It is a Smith number, since the sum of its digits (49) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a congruent number.

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, 893328 + ... + 893884.

It is an arithmetic number, because the mean of its divisors is an integer number (14463360).

Almost surely, 2^497738542 is an apocalyptic number.

497738542 is a deficient number, since it is larger than the sum of its proper divisors (427916498).

497738542 is a wasteful number, since it uses less digits than its factorization.

497738542 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 697.

The product of its digits is 1693440, while the sum is 49.

The square root of 497738542 is about 22310.0547287540. The cubic root of 497738542 is about 792.5021037736.

The spelling of 497738542 in words is "four hundred ninety-seven million, seven hundred thirty-eight thousand, five hundred forty-two".