2140318 has 8 divisors (see below), whose sum is σ = 3217320. Its totient is φ = 1067880.

The previous prime is 2140309. The next prime is 2140337. The reversal of 2140318 is 8130412.

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

It is a super-2 number, since 2×2140318² = 9161922282248, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 2140295 and 2140304.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 513 + ... + 2131.

It is an arithmetic number, because the mean of its divisors is an integer number (402165).

2^2140318 is an apocalyptic number.

2140318 is a deficient number, since it is larger than the sum of its proper divisors (1077002).

2140318 is a wasteful number, since it uses less digits than its factorization.

2140318 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2282.

The product of its (nonzero) digits is 192, while the sum is 19.

The square root of 2140318 is about 1462.9825699577. The cubic root of 2140318 is about 128.8722570141.

The spelling of 2140318 in words is "two million, one hundred forty thousand, three hundred eighteen".