1404042442 has 32 divisors (see below), whose sum is σ = 2330596800. Its totient is φ = 629051520.

The previous prime is 1404042439. The next prime is 1404042463. The reversal of 1404042442 is 2442404041.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1337934 + ... + 1338982.

It is an arithmetic number, because the mean of its divisors is an integer number (72831150).

Almost surely, 2^1404042442 is an apocalyptic number.

1404042442 is a deficient number, since it is larger than the sum of its proper divisors (926554358).

1404042442 is a wasteful number, since it uses less digits than its factorization.

1404042442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1878.

The product of its (nonzero) digits is 4096, while the sum is 25.

The square root of 1404042442 is about 37470.5543327024. The cubic root of 1404042442 is about 1119.7646300681.

Adding to 1404042442 its reverse (2442404041), we get a palindrome (3846446483).

The spelling of 1404042442 in words is "one billion, four hundred four million, forty-two thousand, four hundred forty-two".