802163522 has 8 divisors (see below), whose sum is σ = 1204077756. Its totient is φ = 400804272.

The previous prime is 802163507. The next prime is 802163561. The reversal of 802163522 is 225361208.

It can be written as a sum of positive squares in 2 ways, for example, as 798006001 + 4157521 = 28249^2 + 2039^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

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 3 ways as a sum of consecutive naturals, for example, 135113 + ... + 140924.

Almost surely, 2^802163522 is an apocalyptic number.

802163522 is a deficient number, since it is larger than the sum of its proper divisors (401914234).

802163522 is a wasteful number, since it uses less digits than its factorization.

802163522 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 277492.

The product of its (nonzero) digits is 5760, while the sum is 29.

The square root of 802163522 is about 28322.4914511418. The cubic root of 802163522 is about 929.1538617588.

It can be divided in two parts, 80216 and 3522, that added together give a palindrome (83738).

The spelling of 802163522 in words is "eight hundred two million, one hundred sixty-three thousand, five hundred twenty-two".