3525523 has 4 divisors (see below), whose sum is σ = 3540888. Its totient is φ = 3510160.

The previous prime is 3525521. The next prime is 3525539. The reversal of 3525523 is 3255253.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 3255253 = 733 ⋅4441.

It is a cyclic number.

It is not a de Polignac number, because 3525523 - 2¹ = 3525521 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3525521) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7333 + ... + 7798.

It is an arithmetic number, because the mean of its divisors is an integer number (885222).

Almost surely, 2^3525523 is an apocalyptic number.

3525523 is a deficient number, since it is larger than the sum of its proper divisors (15365).

3525523 is a wasteful number, since it uses less digits than its factorization.

3525523 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15364.

The product of its digits is 4500, while the sum is 25.

The square root of 3525523 is about 1877.6376114682. The cubic root of 3525523 is about 152.1976163503.

The spelling of 3525523 in words is "three million, five hundred twenty-five thousand, five hundred twenty-three".