1420641350 has 12 divisors (see below), whose sum is σ = 2642393004. Its totient is φ = 568256520.

The previous prime is 1420641323. The next prime is 1420641359. The reversal of 1420641350 is 531460241.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1420641359) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 14206364 + ... + 14206463.

It is an arithmetic number, because the mean of its divisors is an integer number (220199417).

Almost surely, 2^1420641350 is an apocalyptic number.

1420641350 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1420641350 is a deficient number, since it is larger than the sum of its proper divisors (1221751654).

1420641350 is a wasteful number, since it uses less digits than its factorization.

1420641350 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28412839 (or 28412834 counting only the distinct ones).

The product of its (nonzero) digits is 2880, while the sum is 26.

The square root of 1420641350 is about 37691.3962330928. The cubic root of 1420641350 is about 1124.1600578161.

The spelling of 1420641350 in words is "one billion, four hundred twenty million, six hundred forty-one thousand, three hundred fifty".