469821255 has 16 divisors (see below), whose sum is σ = 770049504. Its totient is φ = 244459520.

The previous prime is 469821241. The next prime is 469821277. The reversal of 469821255 is 552128964.

It is not a de Polignac number, because 469821255 - 2¹³ = 469813063 is a prime.

It is a congruent 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 15 ways as a sum of consecutive naturals, for example, 381354 + ... + 382583.

It is an arithmetic number, because the mean of its divisors is an integer number (48128094).

Almost surely, 2^469821255 is an apocalyptic number.

469821255 is a deficient number, since it is larger than the sum of its proper divisors (300228249).

469821255 is a wasteful number, since it uses less digits than its factorization.

469821255 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 763986.

The product of its digits is 172800, while the sum is 42.

The square root of 469821255 is about 21675.3605506344. The cubic root of 469821255 is about 777.3994342001.

The spelling of 469821255 in words is "four hundred sixty-nine million, eight hundred twenty-one thousand, two hundred fifty-five".