1001948872 has 16 divisors (see below), whose sum is σ = 1881514800. Its totient is φ = 500211600.

The previous prime is 1001948837. The next prime is 1001948879. The reversal of 1001948872 is 2788491001.

It is a happy number.

1001948872 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (1001948879) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 89754 + ... + 100297.

It is an arithmetic number, because the mean of its divisors is an integer number (117594675).

Almost surely, 2^1001948872 is an apocalyptic number.

It is an amenable number.

1001948872 is a deficient number, since it is larger than the sum of its proper divisors (879565928).

1001948872 is a wasteful number, since it uses less digits than its factorization.

1001948872 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 190716 (or 190712 counting only the distinct ones).

The product of its (nonzero) digits is 32256, while the sum is 40.

The square root of 1001948872 is about 31653.5759749195. The cubic root of 1001948872 is about 1000.6492024450.

The spelling of 1001948872 in words is "one billion, one million, nine hundred forty-eight thousand, eight hundred seventy-two".