1433421340 has 48 divisors (see below), whose sum is σ = 3317152608. Its totient is φ = 516950784.

The previous prime is 1433421337. The next prime is 1433421347. The reversal of 1433421340 is 431243341.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1433421347) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 52927 + ... + 75286.

It is an arithmetic number, because the mean of its divisors is an integer number (69107346).

Almost surely, 2^1433421340 is an apocalyptic number.

1433421340 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1433421340 is an abundant number, since it is smaller than the sum of its proper divisors (1883731268).

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

1433421340 is a wasteful number, since it uses less digits than its factorization.

1433421340 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 128278 (or 128276 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 25.

The square root of 1433421340 is about 37860.5512374028. The cubic root of 1433421340 is about 1127.5209547681.

Adding to 1433421340 its reverse (431243341), we get a palindrome (1864664681).

The spelling of 1433421340 in words is "one billion, four hundred thirty-three million, four hundred twenty-one thousand, three hundred forty".