469139466 has 16 divisors (see below), whose sum is σ = 961164288. Its totient is φ = 152565600.

The previous prime is 469139459. The next prime is 469139491. The reversal of 469139466 is 664931964.

It is a Curzon number.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 953290 + ... + 953781.

It is an arithmetic number, because the mean of its divisors is an integer number (60072768).

Almost surely, 2^469139466 is an apocalyptic number.

469139466 is an abundant number, since it is smaller than the sum of its proper divisors (492024822).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

469139466 is a wasteful number, since it uses less digits than its factorization.

469139466 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1907117.

The product of its digits is 839808, while the sum is 48.

The square root of 469139466 is about 21659.6275591248. The cubic root of 469139466 is about 777.0232067393.

The spelling of 469139466 in words is "four hundred sixty-nine million, one hundred thirty-nine thousand, four hundred sixty-six".