2071730 has 32 divisors (see below), whose sum is σ = 3967488.
Its totient is φ = 777600.
The previous prime is 2071723. The next prime is 2071733. The reversal of 2071730 is 371702.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2071733) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 12629 + ... + 12791.
It is an arithmetic number, because the mean of its divisors is an integer number (123984).
22071730 is an apocalyptic number.
2071730 is a deficient number, since it is larger than the sum of its proper divisors (1895758).
2071730 is a wasteful number, since it uses less digits than its factorization.
2071730 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 242.
The product of its (nonzero) digits is 294, while the sum is 20.
The square root of 2071730 is about 1439.3505479903.
The cubic root of 2071730 is about 127.4806839891.
The spelling of 2071730 in words is "two million, seventy-one thousand, seven hundred thirty".