3521375 has 32 divisors (see below), whose sum is σ = 5189184. Its totient is φ = 2352000.

The previous prime is 3521341. The next prime is 3521377. The reversal of 3521375 is 5731253.

3521375 = 23² + 24² + ... + 219².

It is not a de Polignac number, because 3521375 - 2¹⁰ = 3520351 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3521377) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 17777 + ... + 17973.

It is an arithmetic number, because the mean of its divisors is an integer number (162162).

Almost surely, 2^3521375 is an apocalyptic number.

3521375 is a deficient number, since it is larger than the sum of its proper divisors (1667809).

3521375 is a wasteful number, since it uses less digits than its factorization.

3521375 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 236 (or 226 counting only the distinct ones).

The product of its digits is 3150, while the sum is 26.

The square root of 3521375 is about 1876.5327068826. The cubic root of 3521375 is about 152.1379028960.

The spelling of 3521375 in words is "three million, five hundred twenty-one thousand, three hundred seventy-five".