1721382714 has 24 divisors (see below), whose sum is σ = 3730428000. Its totient is φ = 573676488.

The previous prime is 1721382713. The next prime is 1721382737. The reversal of 1721382714 is 4172831271.

It is not an unprimeable number, because it can be changed into a prime (1721382713) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 156669 + ... + 167295.

It is an arithmetic number, because the mean of its divisors is an integer number (155434500).

Almost surely, 2^1721382714 is an apocalyptic number.

1721382714 is an abundant number, since it is smaller than the sum of its proper divisors (2009045286).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1721382714 is a wasteful number, since it uses less digits than its factorization.

1721382714 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19634 (or 19631 counting only the distinct ones).

The product of its digits is 18816, while the sum is 36.

The square root of 1721382714 is about 41489.5494552544. The cubic root of 1721382714 is about 1198.4662613733.

The spelling of 1721382714 in words is "one billion, seven hundred twenty-one million, three hundred eighty-two thousand, seven hundred fourteen".