3437643 has 16 divisors (see below), whose sum is σ = 5072256. Its totient is φ = 2053440.

The previous prime is 3437641. The next prime is 3437647. The reversal of 3437643 is 3467343.

3437643 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 3437643 - 2¹ = 3437641 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 3437643.

It is not an unprimeable number, because it can be changed into a prime (3437641) 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 15 ways as a sum of consecutive naturals, for example, 1696 + ... + 3122.

It is an arithmetic number, because the mean of its divisors is an integer number (317016).

Almost surely, 2^3437643 is an apocalyptic number.

3437643 is a gapful number since it is divisible by the number (33) formed by its first and last digit.

3437643 is a deficient number, since it is larger than the sum of its proper divisors (1634613).

3437643 is a wasteful number, since it uses less digits than its factorization.

3437643 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1514.

The product of its digits is 18144, while the sum is 30.

The square root of 3437643 is about 1854.0881856050. The cubic root of 3437643 is about 150.9223611520.

The spelling of 3437643 in words is "three million, four hundred thirty-seven thousand, six hundred forty-three".