819275334 has 16 divisors (see below), whose sum is σ = 1641814272. Its totient is φ = 272547848.

The previous prime is 819275333. The next prime is 819275363. The reversal of 819275334 is 433572918.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (819275333) 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 7 ways as a sum of consecutive naturals, for example, 132714 + ... + 138749.

It is an arithmetic number, because the mean of its divisors is an integer number (102613392).

Almost surely, 2^819275334 is an apocalyptic number.

819275334 is an abundant number, since it is smaller than the sum of its proper divisors (822538938).

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

819275334 is a wasteful number, since it uses less digits than its factorization.

819275334 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 271971.

The product of its digits is 181440, while the sum is 42.

The square root of 819275334 is about 28622.9861125634. The cubic root of 819275334 is about 935.7143573740.

The spelling of 819275334 in words is "eight hundred nineteen million, two hundred seventy-five thousand, three hundred thirty-four".