1434320448 has 168 divisors, whose sum is σ = 4217615136. Its totient is φ = 429834240.

The previous prime is 1434320401. The next prime is 1434320449. The reversal of 1434320448 is 8440234341.

It is a Harshad number since it is a multiple of its sum of digits (33).

It is not an unprimeable number, because it can be changed into a prime (1434320449) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2485536 + ... + 2486112.

It is an arithmetic number, because the mean of its divisors is an integer number (25104852).

Almost surely, 2^1434320448 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1434320448, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2108807568).

1434320448 is an abundant number, since it is smaller than the sum of its proper divisors (2783294688).

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

1434320448 is a wasteful number, since it uses less digits than its factorization.

1434320448 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 721 (or 700 counting only the distinct ones).

The product of its (nonzero) digits is 36864, while the sum is 33.

The square root of 1434320448 is about 37872.4233182932. The cubic root of 1434320448 is about 1127.7566498836.

Adding to 1434320448 its reverse (8440234341), we get a palindrome (9874554789).

The spelling of 1434320448 in words is "one billion, four hundred thirty-four million, three hundred twenty thousand, four hundred forty-eight".