802019674 has 4 divisors (see below), whose sum is σ = 1203029514. Its totient is φ = 401009836.

The previous prime is 802019663. The next prime is 802019717. The reversal of 802019674 is 476910208.

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., 684188649 + 117831025 = 26157^2 + 10855^2 .

It is a super-3 number, since 3×802019674³ (a number of 28 digits) contains 333 as substring.

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 as a sum of consecutive naturals, namely, 200504917 + ... + 200504920.

Almost surely, 2^802019674 is an apocalyptic number.

802019674 is a deficient number, since it is larger than the sum of its proper divisors (401009840).

802019674 is a wasteful number, since it uses less digits than its factorization.

802019674 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 401009839.

The product of its (nonzero) digits is 24192, while the sum is 37.

The square root of 802019674 is about 28319.9518714280. The cubic root of 802019674 is about 929.0983182562.

The spelling of 802019674 in words is "eight hundred two million, nineteen thousand, six hundred seventy-four".