469997 has 4 divisors (see below), whose sum is σ = 512736. Its totient is φ = 427260.

The previous prime is 469993. The next prime is 470021. The reversal of 469997 is 799964.

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 469997 - 2² = 469993 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 469997.

It is not an unprimeable number, because it can be changed into a prime (469993) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 21353 + ... + 21374.

It is an arithmetic number, because the mean of its divisors is an integer number (128184).

2⁴⁶⁹⁹⁹⁷ is an apocalyptic number.

It is an amenable number.

469997 is a deficient number, since it is larger than the sum of its proper divisors (42739).

469997 is a wasteful number, since it uses less digits than its factorization.

469997 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42738.

The product of its digits is 122472, while the sum is 44.

The square root of 469997 is about 685.5632720617. The cubic root of 469997 is about 77.7496355480.

The spelling of 469997 in words is "four hundred sixty-nine thousand, nine hundred ninety-seven".