1001740740 has 288 divisors, whose sum is σ = 3789628416. Its totient is φ = 191992320.

The previous prime is 1001740739. The next prime is 1001740769. The reversal of 1001740740 is 470471001.

It is a self number, because there is not a number n which added to its sum of digits gives 1001740740.

It is an unprimeable number.

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 95 ways as a sum of consecutive naturals, for example, 780139 + ... + 781421.

It is an arithmetic number, because the mean of its divisors is an integer number (13158432).

Almost surely, 2^1001740740 is an apocalyptic number.

1001740740 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 1001740740, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1894814208).

1001740740 is an abundant number, since it is smaller than the sum of its proper divisors (2787887676).

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

1001740740 is a wasteful number, since it uses less digits than its factorization.

1001740740 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1339 (or 1324 counting only the distinct ones).

The product of its (nonzero) digits is 784, while the sum is 24.

The square root of 1001740740 is about 31650.2881503471. The cubic root of 1001740740 is about 1000.5799103057.

The spelling of 1001740740 in words is "one billion, one million, seven hundred forty thousand, seven hundred forty".