3450340 has 12 divisors (see below), whose sum is σ = 7245756. Its totient is φ = 1380128.

The previous prime is 3450329. The next prime is 3450347. The reversal of 3450340 is 430543.

3450340 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 553536 + 2896804 = 744^2 + 1702^2 .

It is a super-2 number, since 2×3450340² = 23809692231200, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (3450347) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 86239 + ... + 86278.

It is an arithmetic number, because the mean of its divisors is an integer number (603813).

Almost surely, 2^3450340 is an apocalyptic number.

It is an amenable number.

3450340 is an abundant number, since it is smaller than the sum of its proper divisors (3795416).

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

3450340 is a wasteful number, since it uses less digits than its factorization.

3450340 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 172526 (or 172524 counting only the distinct ones).

The product of its (nonzero) digits is 720, while the sum is 19.

The square root of 3450340 is about 1857.5090847692. The cubic root of 3450340 is about 151.1079443941.

Adding to 3450340 its reverse (430543), we get a palindrome (3880883).

It can be divided in two parts, 34503 and 40, that added together give a palindrome (34543).

The spelling of 3450340 in words is "three million, four hundred fifty thousand, three hundred forty".