1424973839 has 4 divisors (see below), whose sum is σ = 1433210856. Its totient is φ = 1416736824.

The previous prime is 1424973787. The next prime is 1424973887. The reversal of 1424973839 is 9383794241.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 1424973839 - 2²⁴ = 1408196623 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1424973239) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4118249 + ... + 4118594.

It is an arithmetic number, because the mean of its divisors is an integer number (358302714).

Almost surely, 2^1424973839 is an apocalyptic number.

1424973839 is a deficient number, since it is larger than the sum of its proper divisors (8237017).

1424973839 is an equidigital number, since it uses as much as digits as its factorization.

1424973839 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8237016.

The product of its digits is 1306368, while the sum is 50.

The square root of 1424973839 is about 37748.8256638534. The cubic root of 1424973839 is about 1125.3016709345.

It can be divided in two parts, 14249 and 73839, that added together give a palindrome (88088).

The spelling of 1424973839 in words is "one billion, four hundred twenty-four million, nine hundred seventy-three thousand, eight hundred thirty-nine".