1002774002 has 16 divisors (see below), whose sum is σ = 1593395712. Its totient is φ = 471670080.

The previous prime is 1002773969. The next prime is 1002774007. The reversal of 1002774002 is 2004772001.

It is not an unprimeable number, because it can be changed into a prime (1002774007) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 82403 + ... + 93785.

It is an arithmetic number, because the mean of its divisors is an integer number (99587232).

Almost surely, 2^1002774002 is an apocalyptic number.

1002774002 is a deficient number, since it is larger than the sum of its proper divisors (590621710).

1002774002 is a wasteful number, since it uses less digits than its factorization.

1002774002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13993.

The product of its (nonzero) digits is 784, while the sum is 23.

The square root of 1002774002 is about 31666.6070490667. The cubic root of 1002774002 is about 1000.9238136389.

The spelling of 1002774002 in words is "one billion, two million, seven hundred seventy-four thousand, two".