2141370 has 128 divisors (see below), whose sum is σ = 7188480. Its totient is φ = 440640.

The previous prime is 2141333. The next prime is 2141401. The reversal of 2141370 is 731412.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 20739 + ... + 20841.

It is an arithmetic number, because the mean of its divisors is an integer number (56160).

2^2141370 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2141370, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3594240).

2141370 is an abundant number, since it is smaller than the sum of its proper divisors (5047110).

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

2141370 is a wasteful number, since it uses less digits than its factorization.

2141370 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 137 (or 131 counting only the distinct ones).

The product of its (nonzero) digits is 168, while the sum is 18.

The square root of 2141370 is about 1463.3420652739. The cubic root of 2141370 is about 128.8933678036.

Adding to 2141370 its reverse (731412), we get a palindrome (2872782).

The spelling of 2141370 in words is "two million, one hundred forty-one thousand, three hundred seventy".