166674676 has 48 divisors (see below), whose sum is σ = 348566400. Its totient is φ = 69666240.

The previous prime is 166674653. The next prime is 166674679. The reversal of 166674676 is 676476661.

It is a Harshad number since it is a multiple of its sum of digits (49).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (166674679) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 54771 + ... + 57733.

It is an arithmetic number, because the mean of its divisors is an integer number (7261800).

Almost surely, 2^166674676 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 166674676, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (174283200).

166674676 is an abundant number, since it is smaller than the sum of its proper divisors (181891724).

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

166674676 is a wasteful number, since it uses less digits than its factorization.

166674676 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3029 (or 3013 counting only the distinct ones).

The product of its digits is 1524096, while the sum is 49.

The square root of 166674676 is about 12910.2546837775. The cubic root of 166674676 is about 550.3300234199.

The spelling of 166674676 in words is "one hundred sixty-six million, six hundred seventy-four thousand, six hundred seventy-six".