1404042000 has 80 divisors (see below), whose sum is σ = 4526650752. Its totient is φ = 374409600.

The previous prime is 1404041999. The next prime is 1404042001. The reversal of 1404042000 is 2404041.

It is an interprime number because it is at equal distance from previous prime (1404041999) and next prime (1404042001).

It is a tau number, because it is divible by the number of its divisors (80).

It is a Harshad number since it is a multiple of its sum of digits (15).

It is not an unprimeable number, because it can be changed into a prime (1404042001) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 111004 + ... + 123003.

Almost surely, 2^1404042000 is an apocalyptic number.

1404042000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1404042000 is an abundant number, since it is smaller than the sum of its proper divisors (3122608752).

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

1404042000 is a wasteful number, since it uses less digits than its factorization.

1404042000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 234033 (or 234017 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 15.

The square root of 1404042000 is about 37470.5484347374. The cubic root of 1404042000 is about 1119.7645125655.

Adding to 1404042000 its reverse (2404041), we get a palindrome (1406446041).

The spelling of 1404042000 in words is "one billion, four hundred four million, forty-two thousand".