6430346 has 16 divisors (see below), whose sum is σ = 10487400. Its totient is φ = 2939328.

The previous prime is 6430343. The next prime is 6430381.

6430346 is nontrivially palindromic in base 10.

It can be written as a sum of positive squares in 4 ways, for example, as 3279721 + 3150625 = 1811^2 + 1775^2 .

It is a Harshad number since it is a multiple of its sum of digits (26).

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (6430343) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1700 + ... + 3968.

Almost surely, 2^6430346 is an apocalyptic number.

6430346 is a deficient number, since it is larger than the sum of its proper divisors (4057054).

6430346 is a wasteful number, since it uses less digits than its factorization.

6430346 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2393.

The product of its (nonzero) digits is 5184, while the sum is 26.

The square root of 6430346 is about 2535.8126902435. The cubic root of 6430346 is about 185.9565358803.

It can be divided in two parts, 6430 and 346, that added together give a palindrome (6776).

The spelling of 6430346 in words is "six million, four hundred thirty thousand, three hundred forty-six".