1424220442 has 8 divisors (see below), whose sum is σ = 2136923316. Its totient is φ = 711912672.

The previous prime is 1424220433. The next prime is 1424220451. The reversal of 1424220442 is 2440224241.

It is an interprime number because it is at equal distance from previous prime (1424220433) and next prime (1424220451).

It can be written as a sum of positive squares in 2 ways, for example, as 1420460721 + 3759721 = 37689^2 + 1939^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

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, 89593 + ... + 104284.

Almost surely, 2^1424220442 is an apocalyptic number.

1424220442 is a deficient number, since it is larger than the sum of its proper divisors (712702874).

1424220442 is a wasteful number, since it uses less digits than its factorization.

1424220442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 197552.

The product of its (nonzero) digits is 4096, while the sum is 25.

The square root of 1424220442 is about 37738.8452658531. The cubic root of 1424220442 is about 1125.1033167995.

Adding to 1424220442 its reverse (2440224241), we get a palindrome (3864444683).

The spelling of 1424220442 in words is "one billion, four hundred twenty-four million, two hundred twenty thousand, four hundred forty-two".