1424420306 has 4 divisors (see below), whose sum is σ = 2136630462. Its totient is φ = 712210152.

The previous prime is 1424420299. The next prime is 1424420341. The reversal of 1424420306 is 6030244241.

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

It can be written as a sum of positive squares in only one way, i.e., 1384212025 + 40208281 = 37205^2 + 6341^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 356105075 + ... + 356105078.

Almost surely, 2^1424420306 is an apocalyptic number.

1424420306 is a deficient number, since it is larger than the sum of its proper divisors (712210156).

1424420306 is an equidigital number, since it uses as much as digits as its factorization.

1424420306 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 712210155.

The product of its (nonzero) digits is 4608, while the sum is 26.

The square root of 1424420306 is about 37741.4931607111. The cubic root of 1424420306 is about 1125.1559437489.

Adding to 1424420306 its reverse (6030244241), we get a palindrome (7454664547).

The spelling of 1424420306 in words is "one billion, four hundred twenty-four million, four hundred twenty thousand, three hundred six".