2170158 has 16 divisors (see below), whose sum is σ = 4358016. Its totient is φ = 720440.

The previous prime is 2170153. The next prime is 2170159. The reversal of 2170158 is 8510712.

2170158 is nontrivially palindromic in base 11.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2170153) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1285 + ... + 2447.

It is an arithmetic number, because the mean of its divisors is an integer number (272376).

2^2170158 is an apocalyptic number.

2170158 is an abundant number, since it is smaller than the sum of its proper divisors (2187858).

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

2170158 is a wasteful number, since it uses less digits than its factorization.

2170158 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1479.

The product of its (nonzero) digits is 560, while the sum is 24.

The square root of 2170158 is about 1473.1456139839. The cubic root of 2170158 is about 129.4684011294.

The spelling of 2170158 in words is "two million, one hundred seventy thousand, one hundred fifty-eight".