3540321442 has 24 divisors (see below), whose sum is σ = 6262135596. Its totient is φ = 1496492928.

The previous prime is 3540321439. The next prime is 3540321467. The reversal of 3540321442 is 2441230453.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 3534421401 + 5900041 = 59451^2 + 2429^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 3540321442.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 240283 + ... + 254590.

Almost surely, 2^3540321442 is an apocalyptic number.

3540321442 is a deficient number, since it is larger than the sum of its proper divisors (2721814154).

3540321442 is a wasteful number, since it uses less digits than its factorization.

3540321442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 494962 (or 494955 counting only the distinct ones).

The product of its (nonzero) digits is 11520, while the sum is 28.

The square root of 3540321442 is about 59500.6003499124. The cubic root of 3540321442 is about 1524.1026977200.

Adding to 3540321442 its reverse (2441230453), we get a palindrome (5981551895).

The spelling of 3540321442 in words is "three billion, five hundred forty million, three hundred twenty-one thousand, four hundred forty-two".