3531042 has 12 divisors (see below), whose sum is σ = 7650630. Its totient is φ = 1177008.

The previous prime is 3531041. The next prime is 3531049. The reversal of 3531042 is 2401353.

It can be written as a sum of positive squares in only one way, i.e., 2954961 + 576081 = 1719^2 + 759^2 .

It is a Harshad number since it is a multiple of its sum of digits (18), and also a Moran number because the ratio is a prime number: 196169 = 3531042 / (3 + 5 + 3 + 1 + 0 + 4 + 2).

It is not an unprimeable number, because it can be changed into a prime (3531041) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 98067 + ... + 98102.

Almost surely, 2^3531042 is an apocalyptic number.

3531042 is an abundant number, since it is smaller than the sum of its proper divisors (4119588).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

3531042 is a wasteful number, since it uses less digits than its factorization.

3531042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 196177 (or 196174 counting only the distinct ones).

The product of its (nonzero) digits is 360, while the sum is 18.

The square root of 3531042 is about 1879.1067026649. The cubic root of 3531042 is about 152.2769937658.

Adding to 3531042 its reverse (2401353), we get a palindrome (5932395).

The spelling of 3531042 in words is "three million, five hundred thirty-one thousand, forty-two".