3531323042 has 16 divisors (see below), whose sum is σ = 5719754040. Its totient is φ = 1625467392.

The previous prime is 3531323039. The next prime is 3531323053. The reversal of 3531323042 is 2403231353.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 2940784441 + 590538601 = 54229^2 + 24301^2 .

It is a Harshad number since it is a multiple of its sum of digits (26).

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 172367 + ... + 191762.

Almost surely, 2^3531323042 is an apocalyptic number.

3531323042 is a deficient number, since it is larger than the sum of its proper divisors (2188430998).

3531323042 is a wasteful number, since it uses less digits than its factorization.

3531323042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 364517.

The product of its (nonzero) digits is 6480, while the sum is 26.

The square root of 3531323042 is about 59424.9361968526. The cubic root of 3531323042 is about 1522.8103365884.

Adding to 3531323042 its reverse (2403231353), we get a palindrome (5934554395).

The spelling of 3531323042 in words is "three billion, five hundred thirty-one million, three hundred twenty-three thousand, forty-two".