3521433 has 4 divisors (see below), whose sum is σ = 4695248. Its totient is φ = 2347620.

The previous prime is 3521417. The next prime is 3521437. The reversal of 3521433 is 3341253.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 3341253 = 3 ⋅1113751.

It is not a de Polignac number, because 3521433 - 2⁴ = 3521417 is a prime.

It is a D-number.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3521437) 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, 586903 + ... + 586908.

It is an arithmetic number, because the mean of its divisors is an integer number (1173812).

Almost surely, 2^3521433 is an apocalyptic number.

It is an amenable number.

3521433 is a deficient number, since it is larger than the sum of its proper divisors (1173815).

3521433 is a wasteful number, since it uses less digits than its factorization.

3521433 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1173814.

The product of its digits is 1080, while the sum is 21.

The square root of 3521433 is about 1876.5481608528. The cubic root of 3521433 is about 152.1387381711.

Adding to 3521433 its reverse (3341253), we get a palindrome (6862686).

The spelling of 3521433 in words is "three million, five hundred twenty-one thousand, four hundred thirty-three".