1723340864 has 112 divisors (see below), whose sum is σ = 4239889920. Its totient is φ = 678051840.

The previous prime is 1723340837. The next prime is 1723340891. The reversal of 1723340864 is 4680433271.

It is an interprime number because it is at equal distance from previous prime (1723340837) and next prime (1723340891).

It is a tau number, because it is divible by the number of its divisors (112).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 309497 + ... + 315015.

It is an arithmetic number, because the mean of its divisors is an integer number (37856160).

Almost surely, 2^1723340864 is an apocalyptic number.

1723340864 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1723340864, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2119944960).

1723340864 is an abundant number, since it is smaller than the sum of its proper divisors (2516549056).

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

1723340864 is a wasteful number, since it uses less digits than its factorization.

1723340864 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5596 (or 5586 counting only the distinct ones).

The product of its (nonzero) digits is 96768, while the sum is 38.

The square root of 1723340864 is about 41513.1408592508. The cubic root of 1723340864 is about 1198.9205255332.

The spelling of 1723340864 in words is "one billion, seven hundred twenty-three million, three hundred forty thousand, eight hundred sixty-four".