3428737 has 8 divisors (see below), whose sum is σ = 3744104. Its totient is φ = 3120768.

The previous prime is 3428717. The next prime is 3428743. The reversal of 3428737 is 7378243.

It can be written as a sum of positive squares in 4 ways, for example, as 76176 + 3352561 = 276^2 + 1831^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 3428737 - 2⁷ = 3428609 is a prime.

It is not an unprimeable number, because it can be changed into a prime (3428717) 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, 858 + ... + 2755.

It is an arithmetic number, because the mean of its divisors is an integer number (468013).

Almost surely, 2^3428737 is an apocalyptic number.

It is an amenable number.

3428737 is a deficient number, since it is larger than the sum of its proper divisors (315367).

3428737 is a wasteful number, since it uses less digits than its factorization.

3428737 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3699.

The product of its digits is 28224, while the sum is 34.

The square root of 3428737 is about 1851.6849084010. The cubic root of 3428737 is about 150.7919154787.

The spelling of 3428737 in words is "three million, four hundred twenty-eight thousand, seven hundred thirty-seven".