1016474644 has 12 divisors (see below), whose sum is σ = 1788048724. Its totient is φ = 505603584.

The previous prime is 1016474639. The next prime is 1016474653. The reversal of 1016474644 is 4464746101.

It can be written as a sum of positive squares in 2 ways, for example, as 542890000 + 473584644 = 23300^2 + 21762^2 .

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 657567 + ... + 659110.

Almost surely, 2^1016474644 is an apocalyptic number.

It is an amenable number.

1016474644 is a deficient number, since it is larger than the sum of its proper divisors (771574080).

1016474644 is a wasteful number, since it uses less digits than its factorization.

1016474644 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1316874 (or 1316872 counting only the distinct ones).

The product of its (nonzero) digits is 64512, while the sum is 37.

The square root of 1016474644 is about 31882.1994849791. The cubic root of 1016474644 is about 1005.4616639205.

The spelling of 1016474644 in words is "one billion, sixteen million, four hundred seventy-four thousand, six hundred forty-four".