1713239772 has 12 divisors (see below), whose sum is σ = 3997559496. Its totient is φ = 571079920.

The previous prime is 1713239761. The next prime is 1713239777. The reversal of 1713239772 is 2779323171.

It is a tau number, because it is divible by the number of its divisors (12).

It is a super-2 number, since 2×1713239772² = 5870381032725223968, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1713239777) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 71384979 + ... + 71385002.

It is an arithmetic number, because the mean of its divisors is an integer number (333129958).

Almost surely, 2^1713239772 is an apocalyptic number.

1713239772 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1713239772 is an abundant number, since it is smaller than the sum of its proper divisors (2284319724).

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

1713239772 is a wasteful number, since it uses less digits than its factorization.

1713239772 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 142769988 (or 142769986 counting only the distinct ones).

The product of its digits is 111132, while the sum is 42.

The square root of 1713239772 is about 41391.3006802154. The cubic root of 1713239772 is about 1196.5735058161.

The spelling of 1713239772 in words is "one billion, seven hundred thirteen million, two hundred thirty-nine thousand, seven hundred seventy-two".