802009322 has 4 divisors (see below), whose sum is σ = 1203013986. Its totient is φ = 401004660.

The previous prime is 802009283. The next prime is 802009381. The reversal of 802009322 is 223900208.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 736091161 + 65918161 = 27131^2 + 8119^2 .

It is a junction number, because it is equal to n+sod(n) for n = 802009291 and 802009300.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 200502329 + ... + 200502332.

Almost surely, 2^802009322 is an apocalyptic number.

802009322 is a deficient number, since it is larger than the sum of its proper divisors (401004664).

802009322 is a wasteful number, since it uses less digits than its factorization.

802009322 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 401004663.

The product of its (nonzero) digits is 1728, while the sum is 26.

The square root of 802009322 is about 28319.7691021661. The cubic root of 802009322 is about 929.0943208202.

The spelling of 802009322 in words is "eight hundred two million, nine thousand, three hundred twenty-two".