469989673 has 2 divisors, whose sum is σ = 469989674. Its totient is φ = 469989672.

The previous prime is 469989661. The next prime is 469989697. The reversal of 469989673 is 376989964.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 469892329 + 97344 = 21677^2 + 312^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-469989673 is a prime.

It is not a weakly prime, because it can be changed into another prime (469987673) 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 as a sum of consecutive naturals, namely, 234994836 + 234994837.

It is an arithmetic number, because the mean of its divisors is an integer number (234994837).

Almost surely, 2^469989673 is an apocalyptic number.

It is an amenable number.

469989673 is a deficient number, since it is larger than the sum of its proper divisors (1).

469989673 is an equidigital number, since it uses as much as digits as its factorization.

469989673 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 17635968, while the sum is 61.

The square root of 469989673 is about 21679.2452128758. The cubic root of 469989673 is about 777.4923152089.

The spelling of 469989673 in words is "four hundred sixty-nine million, nine hundred eighty-nine thousand, six hundred seventy-three".