1871948 has 12 divisors (see below), whose sum is σ = 3528000. Its totient is φ = 863952.

The previous prime is 1871929. The next prime is 1871951. The reversal of 1871948 is 8491781.

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, 17948 + ... + 18051.

It is an arithmetic number, because the mean of its divisors is an integer number (294000).

2^1871948 is an apocalyptic number.

It is an amenable number.

1871948 is a deficient number, since it is larger than the sum of its proper divisors (1656052).

1871948 is a wasteful number, since it uses less digits than its factorization.

1871948 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36016 (or 36014 counting only the distinct ones).

The product of its digits is 16128, while the sum is 38.

The square root of 1871948 is about 1368.1915070632. The cubic root of 1871948 is about 123.2436617888.

The spelling of 1871948 in words is "one million, eight hundred seventy-one thousand, nine hundred forty-eight".