1449896142 has 8 divisors (see below), whose sum is σ = 2899792296. Its totient is φ = 483298712.

The previous prime is 1449896141. The next prime is 1449896177. The reversal of 1449896142 is 2416989441.

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

1449896142 is an admirable number.

It is a junction number, because it is equal to n+sod(n) for n = 1449896091 and 1449896100.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1449896141) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 120824673 + ... + 120824684.

It is an arithmetic number, because the mean of its divisors is an integer number (362474037).

Almost surely, 2^1449896142 is an apocalyptic number.

1449896142 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.

1449896142 is a wasteful number, since it uses less digits than its factorization.

1449896142 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 241649362.

The product of its digits is 497664, while the sum is 48.

The square root of 1449896142 is about 38077.5017825487. The cubic root of 1449896142 is about 1131.8241719151.

The spelling of 1449896142 in words is "one billion, four hundred forty-nine million, eight hundred ninety-six thousand, one hundred forty-two".