1448477340 has 24 divisors (see below), whose sum is σ = 4055736720. Its totient is φ = 386260608.

The previous prime is 1448477321. The next prime is 1448477351. The reversal of 1448477340 is 437748441.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 1448477292 and 1448477301.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12070585 + ... + 12070704.

It is an arithmetic number, because the mean of its divisors is an integer number (168989030).

Almost surely, 2^1448477340 is an apocalyptic number.

1448477340 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1448477340 is an abundant number, since it is smaller than the sum of its proper divisors (2607259380).

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

1448477340 is a wasteful number, since it uses less digits than its factorization.

1448477340 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24141301 (or 24141299 counting only the distinct ones).

The product of its (nonzero) digits is 301056, while the sum is 42.

The square root of 1448477340 is about 38058.8667724093. The cubic root of 1448477340 is about 1131.4548676512.

The spelling of 1448477340 in words is "one billion, four hundred forty-eight million, four hundred seventy-seven thousand, three hundred forty".