1424242144 has 24 divisors (see below), whose sum is σ = 3019668120. Its totient is φ = 657342336.

The previous prime is 1424242139. The next prime is 1424242151. The reversal of 1424242144 is 4412424241.

It is a happy number.

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

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, 1711414 + ... + 1712245.

It is an arithmetic number, because the mean of its divisors is an integer number (125819505).

Almost surely, 2^1424242144 is an apocalyptic number.

It is an amenable number.

1424242144 is an abundant number, since it is smaller than the sum of its proper divisors (1595425976).

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

1424242144 is a wasteful number, since it uses less digits than its factorization.

1424242144 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3423682 (or 3423674 counting only the distinct ones).

The product of its digits is 8192, while the sum is 28.

The square root of 1424242144 is about 37739.1327934281. The cubic root of 1424242144 is about 1125.1090314738.

Adding to 1424242144 its reverse (4412424241), we get a palindrome (5836666385).

The spelling of 1424242144 in words is "one billion, four hundred twenty-four million, two hundred forty-two thousand, one hundred forty-four".