2125158 has 16 divisors (see below), whose sum is σ = 4857600. Its totient is φ = 607176.

The previous prime is 2125157. The next prime is 2125163. The reversal of 2125158 is 8515212.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2125157) 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, 25258 + ... + 25341.

It is an arithmetic number, because the mean of its divisors is an integer number (303600).

2^2125158 is an apocalyptic number.

2125158 is an abundant number, since it is smaller than the sum of its proper divisors (2732442).

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

2125158 is a wasteful number, since it uses less digits than its factorization.

2125158 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 50611.

The product of its digits is 800, while the sum is 24.

The square root of 2125158 is about 1457.7921662569. The cubic root of 2125158 is about 128.5672658264.

The spelling of 2125158 in words is "two million, one hundred twenty-five thousand, one hundred fifty-eight".