497392669 has 4 divisors (see below), whose sum is σ = 497606944. Its totient is φ = 497178396.

The previous prime is 497392667. The next prime is 497392673. The reversal of 497392669 is 966293794.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 497392669 - 2¹ = 497392667 is a prime.

It is a super-2 number, since 2×497392669² = 494798934349887122, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (497392661) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 103617 + ... + 108310.

It is an arithmetic number, because the mean of its divisors is an integer number (124401736).

Almost surely, 2^497392669 is an apocalyptic number.

It is an amenable number.

497392669 is a deficient number, since it is larger than the sum of its proper divisors (214275).

497392669 is a wasteful number, since it uses less digits than its factorization.

497392669 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 214274.

The product of its digits is 4408992, while the sum is 55.

The square root of 497392669 is about 22302.3018767122. The cubic root of 497392669 is about 792.3184942595.

The spelling of 497392669 in words is "four hundred ninety-seven million, three hundred ninety-two thousand, six hundred sixty-nine".