1712243940 has 96 divisors (see below), whose sum is σ = 5278331520. Its totient is φ = 411264000.

The previous prime is 1712243921. The next prime is 1712243963. The reversal of 1712243940 is 493422171.

It is a Harshad number since it is a multiple of its sum of digits (33).

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 60040 + ... + 83840.

It is an arithmetic number, because the mean of its divisors is an integer number (54982620).

Almost surely, 2^1712243940 is an apocalyptic number.

1712243940 is a gapful number since it is divisible by the number (10) 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 1712243940, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2639165760).

1712243940 is an abundant number, since it is smaller than the sum of its proper divisors (3566087580).

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

1712243940 is a wasteful number, since it uses less digits than its factorization.

1712243940 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23933 (or 23931 counting only the distinct ones).

The product of its (nonzero) digits is 12096, while the sum is 33.

The square root of 1712243940 is about 41379.2694473936. The cubic root of 1712243940 is about 1196.3416221156.

The spelling of 1712243940 in words is "one billion, seven hundred twelve million, two hundred forty-three thousand, nine hundred forty".