1431442332 has 18 divisors (see below), whose sum is σ = 3618368208. Its totient is φ = 477147432.

The previous prime is 1431442321. The next prime is 1431442361. The reversal of 1431442332 is 2332441341.

1431442332 is a `hidden beast` number, since 14 + 314 + 4 + 2 + 332 = 666.

It is a tau number, because it is divible by the number of its divisors (18).

It is a nude number because it is divisible by every one of its digits.

It is a junction number, because it is equal to n+sod(n) for n = 1431442296 and 1431442305.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 19881108 + ... + 19881179.

It is an arithmetic number, because the mean of its divisors is an integer number (201020456).

Almost surely, 2^1431442332 is an apocalyptic number.

1431442332 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1431442332 is an abundant number, since it is smaller than the sum of its proper divisors (2186925876).

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

1431442332 is a wasteful number, since it uses less digits than its factorization.

1431442332 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 39762297 (or 39762292 counting only the distinct ones).

The product of its digits is 6912, while the sum is 27.

The square root of 1431442332 is about 37834.4067219244. The cubic root of 1431442332 is about 1127.0018236963.

Adding to 1431442332 its reverse (2332441341), we get a palindrome (3763883673).

Subtracting 1431442332 from its reverse (2332441341), we obtain a palindrome (900999009).

The spelling of 1431442332 in words is "one billion, four hundred thirty-one million, four hundred forty-two thousand, three hundred thirty-two".