3531012 has 12 divisors (see below), whose sum is σ = 8239056. Its totient is φ = 1177000.

The previous prime is 3531007. The next prime is 3531013. The reversal of 3531012 is 2101353.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (12).

It is a junction number, because it is equal to n+sod(n) for n = 3530982 and 3531000.

It is not an unprimeable number, because it can be changed into a prime (3531013) 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, 147114 + ... + 147137.

It is an arithmetic number, because the mean of its divisors is an integer number (686588).

Almost surely, 2^3531012 is an apocalyptic number.

It is an amenable number.

3531012 is an abundant number, since it is smaller than the sum of its proper divisors (4708044).

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

3531012 is a wasteful number, since it uses less digits than its factorization.

3531012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 294258 (or 294256 counting only the distinct ones).

The product of its (nonzero) digits is 90, while the sum is 15.

The square root of 3531012 is about 1879.0987201315. The cubic root of 3531012 is about 152.2765625123.

Adding to 3531012 its reverse (2101353), we get a palindrome (5632365).

The spelling of 3531012 in words is "three million, five hundred thirty-one thousand, twelve".