1013986648 has 32 divisors (see below), whose sum is σ = 2026114560. Its totient is φ = 474628000.

The previous prime is 1013986639. The next prime is 1013986667. The reversal of 1013986648 is 8466893101.

It is a Harshad number since it is a multiple of its sum of digits (46).

It is a junction number, because it is equal to n+sod(n) for n = 1013986598 and 1013986607.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 49978 + ... + 67273.

It is an arithmetic number, because the mean of its divisors is an integer number (63316080).

Almost surely, 2^1013986648 is an apocalyptic number.

It is an amenable number.

1013986648 is a deficient number, since it is larger than the sum of its proper divisors (1012127912).

1013986648 is a wasteful number, since it uses less digits than its factorization.

1013986648 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 117327 (or 117323 counting only the distinct ones).

The product of its (nonzero) digits is 248832, while the sum is 46.

The square root of 1013986648 is about 31843.1570042921. The cubic root of 1013986648 is about 1004.6406470816.

The spelling of 1013986648 in words is "one billion, thirteen million, nine hundred eighty-six thousand, six hundred forty-eight".