3521459 has 4 divisors (see below), whose sum is σ = 3525840. Its totient is φ = 3517080.

The previous prime is 3521437. The next prime is 3521473. The reversal of 3521459 is 9541253.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length, and also an emirpimes, since its reverse is a distinct semiprime: 9541253 = 307 ⋅31079.

It is a cyclic number.

It is not a de Polignac number, because 3521459 - 2¹⁶ = 3455923 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3521489) 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, 599 + ... + 2720.

It is an arithmetic number, because the mean of its divisors is an integer number (881460).

Almost surely, 2^3521459 is an apocalyptic number.

3521459 is a deficient number, since it is larger than the sum of its proper divisors (4381).

3521459 is a wasteful number, since it uses less digits than its factorization.

3521459 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4380.

The product of its digits is 5400, while the sum is 29.

The square root of 3521459 is about 1876.5550884533. Note that the first 3 decimals coincide. The cubic root of 3521459 is about 152.1391126017.

The spelling of 3521459 in words is "three million, five hundred twenty-one thousand, four hundred fifty-nine".