2167725 has 24 divisors (see below), whose sum is σ = 4096960. Its totient is φ = 990720.

The previous prime is 2167723. The next prime is 2167741. The reversal of 2167725 is 5277612.

It is not a de Polignac number, because 2167725 - 2¹ = 2167723 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 2167692 and 2167701.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2167723) 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, 1540 + ... + 2589.

2^2167725 is an apocalyptic number.

2167725 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

2167725 is a deficient number, since it is larger than the sum of its proper divisors (1929235).

2167725 is a wasteful number, since it uses less digits than its factorization.

2167725 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4149 (or 4144 counting only the distinct ones).

The product of its digits is 5880, while the sum is 30.

The square root of 2167725 is about 1472.3195984568. The cubic root of 2167725 is about 129.4199999823.

The spelling of 2167725 in words is "two million, one hundred sixty-seven thousand, seven hundred twenty-five".