3445537 has 4 divisors (see below), whose sum is σ = 3481156. Its totient is φ = 3409920.

The previous prime is 3445529. The next prime is 3445549. The reversal of 3445537 is 7355443.

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 2313441 + 1132096 = 1521^2 + 1064^2 .

It is a cyclic number.

It is not a de Polignac number, because 3445537 - 2³ = 3445529 is a prime.

It is a Duffinian number.

3445537 is a lucky number.

It is a junction number, because it is equal to n+sod(n) for n = 3445499 and 3445508.

It is not an unprimeable number, because it can be changed into a prime (3445567) 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, 17664 + ... + 17857.

It is an arithmetic number, because the mean of its divisors is an integer number (870289).

Almost surely, 2^3445537 is an apocalyptic number.

It is an amenable number.

3445537 is a deficient number, since it is larger than the sum of its proper divisors (35619).

3445537 is an equidigital number, since it uses as much as digits as its factorization.

3445537 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 35618.

The product of its digits is 25200, while the sum is 31.

The square root of 3445537 is about 1856.2157740952. The cubic root of 3445537 is about 151.0377958982.

The spelling of 3445537 in words is "three million, four hundred forty-five thousand, five hundred thirty-seven".