611802 has 24 divisors (see below), whose sum is σ = 1359540. Its totient is φ = 198720.

The previous prime is 611801. The next prime is 611803. The reversal of 611802 is 208116.

611802 is nontrivially palindromic in base 15.

It is an interprime number because it is at equal distance from previous prime (611801) and next prime (611803).

It can be written as a sum of positive squares in 2 ways, for example, as 576081 + 35721 = 759^2 + 189^2 .

It is a Harshad number since it is a multiple of its sum of digits (18).

It is not an unprimeable number, because it can be changed into a prime (611801) 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 11 ways as a sum of consecutive naturals, for example, 324 + ... + 1152.

2⁶¹¹⁸⁰² is an apocalyptic number.

611802 is an abundant number, since it is smaller than the sum of its proper divisors (747738).

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

611802 is a wasteful number, since it uses less digits than its factorization.

611802 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 878 (or 875 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 18.

The square root of 611802 is about 782.1777291639. The cubic root of 611802 is about 84.8926904186.

Adding to 611802 its reverse (208116), we get a palindrome (819918).

The spelling of 611802 in words is "six hundred eleven thousand, eight hundred two".