1434244140 has 288 divisors, whose sum is σ = 5213085696. Its totient is φ = 312284160.

The previous prime is 1434244121. The next prime is 1434244177. The reversal of 1434244140 is 414424341.

1434244140 is a `hidden beast` number, since 143 + 42 + 441 + 40 = 666.

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 2851129 + ... + 2851631.

It is an arithmetic number, because the mean of its divisors is an integer number (18100992).

Almost surely, 2^1434244140 is an apocalyptic number.

1434244140 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 1434244140, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2606542848).

1434244140 is an abundant number, since it is smaller than the sum of its proper divisors (3778841556).

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

1434244140 is a wasteful number, since it uses less digits than its factorization.

1434244140 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 629 (or 624 counting only the distinct ones).

The product of its (nonzero) digits is 6144, while the sum is 27.

The square root of 1434244140 is about 37871.4158700200. The cubic root of 1434244140 is about 1127.7366500802.

Adding to 1434244140 its reverse (414424341), we get a palindrome (1848668481).

The spelling of 1434244140 in words is "one billion, four hundred thirty-four million, two hundred forty-four thousand, one hundred forty".