1404004542 has 8 divisors (see below), whose sum is σ = 2808009096. Its totient is φ = 468001512.

The previous prime is 1404004541. The next prime is 1404004561. The reversal of 1404004542 is 2454004041.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

1404004542 is an admirable number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1404004541) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 117000373 + ... + 117000384.

It is an arithmetic number, because the mean of its divisors is an integer number (351001137).

Almost surely, 2^1404004542 is an apocalyptic number.

1404004542 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

1404004542 is a wasteful number, since it uses less digits than its factorization.

1404004542 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 234000762.

The product of its (nonzero) digits is 2560, while the sum is 24.

The square root of 1404004542 is about 37470.0485988476. The cubic root of 1404004542 is about 1119.7545545272.

Adding to 1404004542 its reverse (2454004041), we get a palindrome (3858008583).

The spelling of 1404004542 in words is "one billion, four hundred four million, four thousand, five hundred forty-two".