3522431 has 12 divisors (see below), whose sum is σ = 3967656. Its totient is φ = 3123120.

The previous prime is 3522413. The next prime is 3522439. The reversal of 3522431 is 1342253.

It is a happy number.

It is not a de Polignac number, because 3522431 - 2⁶ = 3522367 is a prime.

It is a super-2 number, since 2×3522431² = 24815040299522, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3522439) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 4865 + ... + 5541.

It is an arithmetic number, because the mean of its divisors is an integer number (330638).

Almost surely, 2^3522431 is an apocalyptic number.

3522431 is a deficient number, since it is larger than the sum of its proper divisors (445225).

3522431 is a wasteful number, since it uses less digits than its factorization.

3522431 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 742 (or 731 counting only the distinct ones).

The product of its digits is 720, while the sum is 20.

The square root of 3522431 is about 1876.8140557871. The cubic root of 3522431 is about 152.1531092258.

Adding to 3522431 its reverse (1342253), we get a palindrome (4864684).

The spelling of 3522431 in words is "three million, five hundred twenty-two thousand, four hundred thirty-one".