1420035616 has 12 divisors (see below), whose sum is σ = 2795695182. Its totient is φ = 710017792.

The previous prime is 1420035611. The next prime is 1420035637. The reversal of 1420035616 is 6165300241.

It can be written as a sum of positive squares in only one way, i.e., 1399059216 + 20976400 = 37404^2 + 4580^2 .

It is not an unprimeable number, because it can be changed into a prime (1420035611) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22188025 + ... + 22188088.

Almost surely, 2^1420035616 is an apocalyptic number.

1420035616 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

1420035616 is a deficient number, since it is larger than the sum of its proper divisors (1375659566).

1420035616 is an equidigital number, since it uses as much as digits as its factorization.

1420035616 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 44376123 (or 44376115 counting only the distinct ones).

The product of its (nonzero) digits is 4320, while the sum is 28.

The square root of 1420035616 is about 37683.3599351226. The cubic root of 1420035616 is about 1124.0002617325. Note that the first 3 decimals are identical.

Adding to 1420035616 its reverse (6165300241), we get a palindrome (7585335857).

The spelling of 1420035616 in words is "one billion, four hundred twenty million, thirty-five thousand, six hundred sixteen".