1948872 has 16 divisors (see below), whose sum is σ = 4872240. Its totient is φ = 649616.

The previous prime is 1948867. The next prime is 1948883. The reversal of 1948872 is 2788491.

It is an Ulam number.

It is a self number, because there is not a number n which added to its sum of digits gives 1948872.

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, 40578 + ... + 40625.

It is an arithmetic number, because the mean of its divisors is an integer number (304515).

2^1948872 is an apocalyptic number.

1948872 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1948872 is an abundant number, since it is smaller than the sum of its proper divisors (2923368).

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

1948872 is a wasteful number, since it uses less digits than its factorization.

1948872 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 81212 (or 81208 counting only the distinct ones).

The product of its digits is 32256, while the sum is 39.

The square root of 1948872 is about 1396.0200571625. The cubic root of 1948872 is about 124.9092033971.

The spelling of 1948872 in words is "one million, nine hundred forty-eight thousand, eight hundred seventy-two".