1966104 has 96 divisors (see below), whose sum is σ = 6289920. Its totient is φ = 543168.

The previous prime is 1966079. The next prime is 1966123. The reversal of 1966104 is 4016691.

It is a zygodrome in base 2.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 23647 + ... + 23729.

It is an arithmetic number, because the mean of its divisors is an integer number (65520).

2^1966104 is an apocalyptic number.

1966104 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1966104, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3144960).

1966104 is an abundant number, since it is smaller than the sum of its proper divisors (4323816).

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

1966104 is a wasteful number, since it uses less digits than its factorization.

1966104 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 149 (or 142 counting only the distinct ones).

The product of its (nonzero) digits is 1296, while the sum is 27.

The square root of 1966104 is about 1402.1783053521. The cubic root of 1966104 is about 125.2762742637.

The spelling of 1966104 in words is "one million, nine hundred sixty-six thousand, one hundred four".