1948826872 has 16 divisors (see below), whose sum is σ = 3654975240. Its totient is φ = 974166816.

The previous prime is 1948826857. The next prime is 1948826881. The reversal of 1948826872 is 2786288491.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5238 + ... + 62650.

Almost surely, 2^1948826872 is an apocalyptic number.

It is an amenable number.

1948826872 is a deficient number, since it is larger than the sum of its proper divisors (1706148368).

1948826872 is a wasteful number, since it uses less digits than its factorization.

1948826872 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 61662 (or 61658 counting only the distinct ones).

The product of its digits is 3096576, while the sum is 55.

The square root of 1948826872 is about 44145.5192743273. The cubic root of 1948826872 is about 1249.0823925888.

It can be divided in two parts, 19488 and 26872, that added together give a triangular number (46360 = T₃₀₄).

The spelling of 1948826872 in words is "one billion, nine hundred forty-eight million, eight hundred twenty-six thousand, eight hundred seventy-two".