497578723 has 16 divisors (see below), whose sum is σ = 520884000. Its totient is φ = 474727680.

The previous prime is 497578699. The next prime is 497578727. The reversal of 497578723 is 327875794.

It is not a de Polignac number, because 497578723 - 2¹³ = 497570531 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (497578727) 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, 1425553 + ... + 1425901.

It is an arithmetic number, because the mean of its divisors is an integer number (32555250).

Almost surely, 2^497578723 is an apocalyptic number.

497578723 is a deficient number, since it is larger than the sum of its proper divisors (23305277).

497578723 is a wasteful number, since it uses less digits than its factorization.

497578723 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 822.

The product of its digits is 2963520, while the sum is 52.

The square root of 497578723 is about 22306.4726705053. The cubic root of 497578723 is about 792.4172731235.

The spelling of 497578723 in words is "four hundred ninety-seven million, five hundred seventy-eight thousand, seven hundred twenty-three".