1434344520 has 128 divisors (see below), whose sum is σ = 4938071040. Its totient is φ = 326496000.

The previous prime is 1434344501. The next prime is 1434344551. The reversal of 1434344520 is 254434341.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 207439 + ... + 214241.

It is an arithmetic number, because the mean of its divisors is an integer number (38578680).

Almost surely, 2^1434344520 is an apocalyptic number.

1434344520 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1434344520, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2469035520).

1434344520 is an abundant number, since it is smaller than the sum of its proper divisors (3503726520).

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

1434344520 is a wasteful number, since it uses less digits than its factorization.

1434344520 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7075 (or 7071 counting only the distinct ones).

The product of its (nonzero) digits is 23040, while the sum is 30.

The square root of 1434344520 is about 37872.7411207586. The cubic root of 1434344520 is about 1127.7629588425.

Adding to 1434344520 its reverse (254434341), we get a palindrome (1688778861).

The spelling of 1434344520 in words is "one billion, four hundred thirty-four million, three hundred forty-four thousand, five hundred twenty".