1072784488 has 8 divisors (see below), whose sum is σ = 2011470930. Its totient is φ = 536392240.

The previous prime is 1072784477. The next prime is 1072784497. The reversal of 1072784488 is 8844872701.

It can be written as a sum of positive squares in only one way, i.e., 719419684 + 353364804 = 26822^2 + 18798^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 67049023 + ... + 67049038.

Almost surely, 2^1072784488 is an apocalyptic number.

It is an amenable number.

1072784488 is a deficient number, since it is larger than the sum of its proper divisors (938686442).

1072784488 is a wasteful number, since it uses less digits than its factorization.

1072784488 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 134098067 (or 134098063 counting only the distinct ones).

The product of its (nonzero) digits is 802816, while the sum is 49.

The square root of 1072784488 is about 32753.3889544273. The cubic root of 1072784488 is about 1023.6955805913.

The spelling of 1072784488 in words is "one billion, seventy-two million, seven hundred eighty-four thousand, four hundred eighty-eight".