1002894466 has 12 divisors (see below), whose sum is σ = 1749948678. Its totient is φ = 429811872.

The previous prime is 1002894463. The next prime is 1002894511. The reversal of 1002894466 is 6644982001.

It can be written as a sum of positive squares in only one way, i.e., 502701241 + 500193225 = 22421^2 + 22365^2 .

It is not an unprimeable number, because it can be changed into a prime (1002894463) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 5116711 + ... + 5116906.

Almost surely, 2^1002894466 is an apocalyptic number.

1002894466 is a deficient number, since it is larger than the sum of its proper divisors (747054212).

1002894466 is a wasteful number, since it uses less digits than its factorization.

1002894466 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10233633 (or 10233626 counting only the distinct ones).

The product of its (nonzero) digits is 82944, while the sum is 40.

The square root of 1002894466 is about 31668.5090586848. The cubic root of 1002894466 is about 1000.9638926125.

The spelling of 1002894466 in words is "one billion, two million, eight hundred ninety-four thousand, four hundred sixty-six".