1166634 has 48 divisors (see below), whose sum is σ = 2965248. Its totient is φ = 324576.

The previous prime is 1166617. The next prime is 1166639. The reversal of 1166634 is 4366611.

It is a super-2 number, since 2×1166634² = 2722069779912, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1166598 and 1166607.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1166639) 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, 5824 + ... + 6020.

It is an arithmetic number, because the mean of its divisors is an integer number (61776).

2^1166634 is an apocalyptic number.

1166634 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 1166634, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1482624).

1166634 is an abundant number, since it is smaller than the sum of its proper divisors (1798614).

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

1166634 is a wasteful number, since it uses less digits than its factorization.

1166634 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 259 (or 256 counting only the distinct ones).

The product of its digits is 2592, while the sum is 27.

The square root of 1166634 is about 1080.1083279005. The cubic root of 1166634 is about 105.2716774069.

The spelling of 1166634 in words is "one million, one hundred sixty-six thousand, six hundred thirty-four".