1798055 has 24 divisors (see below), whose sum is σ = 2585520. Its totient is φ = 1196160.

The previous prime is 1798051. The next prime is 1798057. The reversal of 1798055 is 5508971.

It is not a de Polignac number, because 1798055 - 2² = 1798051 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (35).

It is an Ulam number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1798051) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 9956 + ... + 10134.

It is an arithmetic number, because the mean of its divisors is an integer number (107730).

2^1798055 is an apocalyptic number.

1798055 is a deficient number, since it is larger than the sum of its proper divisors (787465).

1798055 is a wasteful number, since it uses less digits than its factorization.

1798055 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 239 (or 232 counting only the distinct ones).

The product of its (nonzero) digits is 12600, while the sum is 35.

The square root of 1798055 is about 1340.9157318788. The cubic root of 1798055 is about 121.6002097397.

The spelling of 1798055 in words is "one million, seven hundred ninety-eight thousand, fifty-five".