1018849632 has 96 divisors (see below), whose sum is σ = 2721019392. Its totient is φ = 333763584.

The previous prime is 1018849621. The next prime is 1018849681. The reversal of 1018849632 is 2369488101.

1018849632 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (96).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1650988 + ... + 1651604.

It is an arithmetic number, because the mean of its divisors is an integer number (28343952).

Almost surely, 2^1018849632 is an apocalyptic number.

1018849632 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1018849632, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1360509696).

1018849632 is an abundant number, since it is smaller than the sum of its proper divisors (1702169760).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1018849632 is a wasteful number, since it uses less digits than its factorization.

1018849632 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 900 (or 892 counting only the distinct ones).

The product of its (nonzero) digits is 82944, while the sum is 42.

The square root of 1018849632 is about 31919.4240549544. The cubic root of 1018849632 is about 1006.2441402280.

The spelling of 1018849632 in words is "one billion, eighteen million, eight hundred forty-nine thousand, six hundred thirty-two".