1855948 has 6 divisors (see below), whose sum is σ = 3247916. Its totient is φ = 927972.

The previous prime is 1855933. The next prime is 1855949. The reversal of 1855948 is 8495581.

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 1855948.

It is not an unprimeable number, because it can be changed into a prime (1855949) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 231990 + ... + 231997.

2^1855948 is an apocalyptic number.

It is an amenable number.

1855948 is a deficient number, since it is larger than the sum of its proper divisors (1391968).

1855948 is a wasteful number, since it uses less digits than its factorization.

1855948 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 463991 (or 463989 counting only the distinct ones).

The product of its digits is 57600, while the sum is 40.

The square root of 1855948 is about 1362.3318244833. The cubic root of 1855948 is about 122.8915253122.

The spelling of 1855948 in words is "one million, eight hundred fifty-five thousand, nine hundred forty-eight".