2045176 has 32 divisors (see below), whose sum is σ = 4464000. Its totient is φ = 860256.

The previous prime is 2045129. The next prime is 2045177. The reversal of 2045176 is 6715402.

It is a self number, because there is not a number n which added to its sum of digits gives 2045176.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2045177) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2995 + ... + 3613.

It is an arithmetic number, because the mean of its divisors is an integer number (139500).

2^2045176 is an apocalyptic number.

2045176 is the 826-th octagonal number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2045176, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2232000).

2045176 is an abundant number, since it is smaller than the sum of its proper divisors (2418824).

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

2045176 is a wasteful number, since it uses less digits than its factorization.

2045176 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 691 (or 687 counting only the distinct ones).

The product of its (nonzero) digits is 1680, while the sum is 25.

The square root of 2045176 is about 1430.0965002405. The cubic root of 2045176 is about 126.9336872484.

The spelling of 2045176 in words is "two million, forty-five thousand, one hundred seventy-six".