1432122440 has 64 divisors (see below), whose sum is σ = 3707424000. Its totient is φ = 487703808.

The previous prime is 1432122371. The next prime is 1432122463. The reversal of 1432122440 is 442212341.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 24557 + ... + 58883.

It is an arithmetic number, because the mean of its divisors is an integer number (57928500).

Almost surely, 2^1432122440 is an apocalyptic number.

1432122440 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 1432122440, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1853712000).

1432122440 is an abundant number, since it is smaller than the sum of its proper divisors (2275301560).

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

1432122440 is a wasteful number, since it uses less digits than its factorization.

1432122440 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34494 (or 34490 counting only the distinct ones).

The product of its (nonzero) digits is 1536, while the sum is 23.

The square root of 1432122440 is about 37843.3936110386. The cubic root of 1432122440 is about 1127.1802827653.

Adding to 1432122440 its reverse (442212341), we get a palindrome (1874334781).

The spelling of 1432122440 in words is "one billion, four hundred thirty-two million, one hundred twenty-two thousand, four hundred forty".