3523385 has 8 divisors (see below), whose sum is σ = 4270536. Its totient is φ = 2790400.

The previous prime is 3523381. The next prime is 3523391. The reversal of 3523385 is 5833253.

3523385 = 18² + 19² + ... + 219².

It can be written as a sum of positive squares in 4 ways, for example, as 674041 + 2849344 = 821^2 + 1688^2 .

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

It is not a de Polignac number, because 3523385 - 2² = 3523381 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (3523381) 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, 2984 + ... + 3993.

It is an arithmetic number, because the mean of its divisors is an integer number (533817).

Almost surely, 2^3523385 is an apocalyptic number.

It is an amenable number.

3523385 is a deficient number, since it is larger than the sum of its proper divisors (747151).

3523385 is a wasteful number, since it uses less digits than its factorization.

3523385 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7083.

The product of its digits is 10800, while the sum is 29.

The square root of 3523385 is about 1877.0681926877. The cubic root of 3523385 is about 152.1668441496.

The spelling of 3523385 in words is "three million, five hundred twenty-three thousand, three hundred eighty-five".