1404304142 has 32 divisors (see below), whose sum is σ = 2297960928. Its totient is φ = 640935936.

The previous prime is 1404304133. The next prime is 1404304157. The reversal of 1404304142 is 2414034041.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 434918 + ... + 438134.

It is an arithmetic number, because the mean of its divisors is an integer number (71811279).

Almost surely, 2^1404304142 is an apocalyptic number.

1404304142 is a deficient number, since it is larger than the sum of its proper divisors (893656786).

1404304142 is a wasteful number, since it uses less digits than its factorization.

1404304142 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3620.

The product of its (nonzero) digits is 1536, while the sum is 23.

The square root of 1404304142 is about 37474.0462453683. The cubic root of 1404304142 is about 1119.8341968633.

Adding to 1404304142 its reverse (2414034041), we get a palindrome (3818338183).

The spelling of 1404304142 in words is "one billion, four hundred four million, three hundred four thousand, one hundred forty-two".