4340386 has 4 divisors (see below), whose sum is σ = 6510582. Its totient is φ = 2170192.

The previous prime is 4340381. The next prime is 4340407. The reversal of 4340386 is 6830434.

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., 3924361 + 416025 = 1981^2 + 645^2 .

It is not an unprimeable number, because it can be changed into a prime (4340381) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1085095 + ... + 1085098.

Almost surely, 2^4340386 is an apocalyptic number.

4340386 is a deficient number, since it is larger than the sum of its proper divisors (2170196).

4340386 is a wasteful number, since it uses less digits than its factorization.

4340386 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2170195.

The product of its (nonzero) digits is 6912, while the sum is 28.

The square root of 4340386 is about 2083.3593065048. The cubic root of 4340386 is about 163.1208407996.

The spelling of 4340386 in words is "four million, three hundred forty thousand, three hundred eighty-six".