802778348 has 48 divisors (see below), whose sum is σ = 1538611200. Its totient is φ = 365037120.

The previous prime is 802778311. The next prime is 802778357. The reversal of 802778348 is 843877208.

It is a happy number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 420011 + ... + 421917.

It is an arithmetic number, because the mean of its divisors is an integer number (32054400).

Almost surely, 2^802778348 is an apocalyptic number.

It is an amenable number.

802778348 is a deficient number, since it is larger than the sum of its proper divisors (735832852).

802778348 is a wasteful number, since it uses less digits than its factorization.

802778348 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2150 (or 2148 counting only the distinct ones).

The product of its (nonzero) digits is 602112, while the sum is 47.

The square root of 802778348 is about 28333.3433960766. The cubic root of 802778348 is about 929.3911874608.

The spelling of 802778348 in words is "eight hundred two million, seven hundred seventy-eight thousand, three hundred forty-eight".