1408888142 has 8 divisors (see below), whose sum is σ = 2118236832. Its totient is φ = 702809200.

The previous prime is 1408888139. The next prime is 1408888189. The reversal of 1408888142 is 2418888041.

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

It is a junction number, because it is equal to n+sod(n) for n = 1408888093 and 1408888102.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 816359 + ... + 818082.

It is an arithmetic number, because the mean of its divisors is an integer number (264779604).

Almost surely, 2^1408888142 is an apocalyptic number.

1408888142 is a deficient number, since it is larger than the sum of its proper divisors (709348690).

1408888142 is a wasteful number, since it uses less digits than its factorization.

1408888142 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1634874.

The product of its (nonzero) digits is 131072, while the sum is 44.

The square root of 1408888142 is about 37535.1587448355. The cubic root of 1408888142 is about 1121.0513464422.

The spelling of 1408888142 in words is "one billion, four hundred eight million, eight hundred eighty-eight thousand, one hundred forty-two".