1424020455 has 144 divisors (see below), whose sum is σ = 3065471136. Its totient is φ = 602795520.

The previous prime is 1424020391. The next prime is 1424020471. The reversal of 1424020455 is 5540204241.

It is not a de Polignac number, because 1424020455 - 2⁶ = 1424020391 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 143 ways as a sum of consecutive naturals, for example, 2322729 + ... + 2323341.

It is an arithmetic number, because the mean of its divisors is an integer number (21287994).

Almost surely, 2^1424020455 is an apocalyptic number.

1424020455 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

1424020455 is an abundant number, since it is smaller than the sum of its proper divisors (1641450681).

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

1424020455 is a wasteful number, since it uses less digits than its factorization.

1424020455 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 686 (or 664 counting only the distinct ones).

The product of its (nonzero) digits is 6400, while the sum is 27.

The square root of 1424020455 is about 37736.1955554611. The cubic root of 1424020455 is about 1125.0506525342.

Adding to 1424020455 its reverse (5540204241), we get a palindrome (6964224696).

The spelling of 1424020455 in words is "one billion, four hundred twenty-four million, twenty thousand, four hundred fifty-five".