2340386 has 4 divisors (see below), whose sum is σ = 3510582. Its totient is φ = 1170192.

The previous prime is 2340383. The next prime is 2340397. The reversal of 2340386 is 6830432.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 1739761 + 600625 = 1319^2 + 775^2 .

It is a d-powerful number, because it can be written as 2²¹ + 3 + 4⁸ + 0 + 3¹¹ + 8³ + 6² .

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2340383) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 585095 + ... + 585098.

2^2340386 is an apocalyptic number.

2340386 is a deficient number, since it is larger than the sum of its proper divisors (1170196).

2340386 is a wasteful number, since it uses less digits than its factorization.

2340386 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1170195.

The product of its (nonzero) digits is 3456, while the sum is 26.

The square root of 2340386 is about 1529.8320169221. The cubic root of 2340386 is about 132.7687390128.

The spelling of 2340386 in words is "two million, three hundred forty thousand, three hundred eighty-six".