3437389 has 4 divisors (see below), whose sum is σ = 3472924. Its totient is φ = 3401856.

The previous prime is 3437387. The next prime is 3437393. The reversal of 3437389 is 9837343.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 2427364 + 1010025 = 1558^2 + 1005^2 .

It is a cyclic number.

It is not a de Polignac number, because 3437389 - 2¹ = 3437387 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3437381) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 17622 + ... + 17815.

It is an arithmetic number, because the mean of its divisors is an integer number (868231).

Almost surely, 2^3437389 is an apocalyptic number.

It is an amenable number.

3437389 is a deficient number, since it is larger than the sum of its proper divisors (35535).

3437389 is an equidigital number, since it uses as much as digits as its factorization.

3437389 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35534.

The product of its digits is 54432, while the sum is 37.

The square root of 3437389 is about 1854.0196870584. The cubic root of 3437389 is about 150.9186439516.

The spelling of 3437389 in words is "three million, four hundred thirty-seven thousand, three hundred eighty-nine".