2140170 has 16 divisors (see below), whose sum is σ = 5136480. Its totient is φ = 570704.

The previous prime is 2140169. The next prime is 2140199. The reversal of 2140170 is 710412.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 35640 + ... + 35699.

It is an arithmetic number, because the mean of its divisors is an integer number (321030).

2^2140170 is an apocalyptic number.

2140170 is an abundant number, since it is smaller than the sum of its proper divisors (2996310).

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

2140170 is a wasteful number, since it uses less digits than its factorization.

2140170 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 71349.

The product of its (nonzero) digits is 56, while the sum is 15.

The square root of 2140170 is about 1462.9319874827. The cubic root of 2140170 is about 128.8692865001.

Adding to 2140170 its reverse (710412), we get a palindrome (2850582).

The spelling of 2140170 in words is "two million, one hundred forty thousand, one hundred seventy".