2140330 has 8 divisors (see below), whose sum is σ = 3852612. Its totient is φ = 856128.

The previous prime is 2140309. The next prime is 2140337. The reversal of 2140330 is 330412.

It can be written as a sum of positive squares in 2 ways, for example, as 2082249 + 58081 = 1443^2 + 241^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a self number, because there is not a number n which added to its sum of digits gives 2140330.

It is not an unprimeable number, because it can be changed into a prime (2140337) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 107007 + ... + 107026.

2^2140330 is an apocalyptic number.

2140330 is a deficient number, since it is larger than the sum of its proper divisors (1712282).

2140330 is a wasteful number, since it uses less digits than its factorization.

2140330 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 214040.

The product of its (nonzero) digits is 72, while the sum is 13.

The square root of 2140330 is about 1462.9866711628. The cubic root of 2140330 is about 128.8724978606.

Adding to 2140330 its reverse (330412), we get a palindrome (2470742).

The spelling of 2140330 in words is "two million, one hundred forty thousand, three hundred thirty".