1420326506 has 8 divisors (see below), whose sum is σ = 2255812740. Its totient is φ = 668388928.

The previous prime is 1420326499. The next prime is 1420326541. The reversal of 1420326506 is 6056230241.

It can be written as a sum of positive squares in 2 ways, for example, as 1420159225 + 167281 = 37685^2 + 409^2 .

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, 20887121 + ... + 20887188.

Almost surely, 2^1420326506 is an apocalyptic number.

1420326506 is a deficient number, since it is larger than the sum of its proper divisors (835486234).

1420326506 is a wasteful number, since it uses less digits than its factorization.

1420326506 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 41774328.

The product of its (nonzero) digits is 8640, while the sum is 29.

The square root of 1420326506 is about 37687.2193986237. The cubic root of 1420326506 is about 1124.0770058436.

Adding to 1420326506 its reverse (6056230241), we get a palindrome (7476556747).

The spelling of 1420326506 in words is "one billion, four hundred twenty million, three hundred twenty-six thousand, five hundred six".