1420243024 has 20 divisors (see below), whose sum is σ = 2759230144. Its totient is φ = 708183648.

The previous prime is 1420243007. The next prime is 1420243037. The reversal of 1420243024 is 4203420241.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 1420242986 and 1420243004.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 115062 + ... + 126805.

Almost surely, 2^1420243024 is an apocalyptic number.

It is an amenable number.

1420243024 is a deficient number, since it is larger than the sum of its proper divisors (1338987120).

1420243024 is a wasteful number, since it uses less digits than its factorization.

1420243024 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 242242 (or 242236 counting only the distinct ones).

The product of its (nonzero) digits is 1536, while the sum is 22.

The square root of 1420243024 is about 37686.1118185466. Note that the first 3 decimals coincide. The cubic root of 1420243024 is about 1124.0549822608.

Adding to 1420243024 its reverse (4203420241), we get a palindrome (5623663265).

The spelling of 1420243024 in words is "one billion, four hundred twenty million, two hundred forty-three thousand, twenty-four".