2135370 has 64 divisors (see below), whose sum is σ = 5598720. Its totient is φ = 519168.

The previous prime is 2135369. The next prime is 2135383. The reversal of 2135370 is 735312.

It is a happy number.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 26991 + ... + 27069.

It is an arithmetic number, because the mean of its divisors is an integer number (87480).

2^2135370 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2135370, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2799360).

2135370 is an abundant number, since it is smaller than the sum of its proper divisors (3463350).

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

2135370 is a wasteful number, since it uses less digits than its factorization.

2135370 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 159.

The product of its (nonzero) digits is 630, while the sum is 21.

The square root of 2135370 is about 1461.2905255287. The cubic root of 2135370 is about 128.7728711686.

The spelling of 2135370 in words is "two million, one hundred thirty-five thousand, three hundred seventy".