4030340 has 12 divisors (see below), whose sum is σ = 8463756. Its totient is φ = 1612128.

The previous prime is 4030339. The next prime is 4030357. The reversal of 4030340 is 430304.

It can be written as a sum of positive squares in 2 ways, for example, as 2829124 + 1201216 = 1682^2 + 1096^2 .

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, 100739 + ... + 100778.

It is an arithmetic number, because the mean of its divisors is an integer number (705313).

Almost surely, 2^4030340 is an apocalyptic number.

It is an amenable number.

4030340 is an abundant number, since it is smaller than the sum of its proper divisors (4433416).

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

4030340 is a wasteful number, since it uses less digits than its factorization.

4030340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 201526 (or 201524 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 14.

The square root of 4030340 is about 2007.5706712343. The cubic root of 4030340 is about 159.1404426094.

Adding to 4030340 its reverse (430304), we get a palindrome (4460644).

The spelling of 4030340 in words is "four million, thirty thousand, three hundred forty".