4140306 has 12 divisors (see below), whose sum is σ = 8970702. Its totient is φ = 1380096.

The previous prime is 4140287. The next prime is 4140361. The reversal of 4140306 is 6030414.

It can be written as a sum of positive squares in only one way, i.e., 2277081 + 1863225 = 1509^2 + 1365^2 .

It is a hoax number, since the sum of its digits (18) coincides with the sum of the digits of its distinct prime factors.

It is a Harshad number since it is a multiple of its sum of digits (18), and also a Moran number because the ratio is a prime number: 230017 = 4140306 / (4 + 1 + 4 + 0 + 3 + 0 + 6).

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 114991 + ... + 115026.

Almost surely, 2^4140306 is an apocalyptic number.

4140306 is an abundant number, since it is smaller than the sum of its proper divisors (4830396).

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

4140306 is a wasteful number, since it uses less digits than its factorization.

4140306 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 230025 (or 230022 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 18.

The square root of 4140306 is about 2034.7741889458. The cubic root of 4140306 is about 160.5748333597.

The spelling of 4140306 in words is "four million, one hundred forty thousand, three hundred six".