1798497 has 16 divisors (see below), whose sum is σ = 2712000. Its totient is φ = 1177632.

The previous prime is 1798487. The next prime is 1798519. The reversal of 1798497 is 7948971.

It is not a de Polignac number, because 1798497 - 2⁸ = 1798241 is a prime.

1798497 is a lucky number.

It is not an unprimeable number, because it can be changed into a prime (1798427) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1029 + ... + 2157.

It is an arithmetic number, because the mean of its divisors is an integer number (169500).

2^1798497 is an apocalyptic number.

It is an amenable number.

1798497 is a deficient number, since it is larger than the sum of its proper divisors (913503).

1798497 is a wasteful number, since it uses less digits than its factorization.

1798497 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1197 (or 1191 counting only the distinct ones).

The product of its digits is 127008, while the sum is 45.

The square root of 1798497 is about 1341.0805344945. The cubic root of 1798497 is about 121.6101728923.

It can be divided in two parts, 17984 and 97, that added together give a palindrome (18081).

The spelling of 1798497 in words is "one million, seven hundred ninety-eight thousand, four hundred ninety-seven".