3500712 has 64 divisors (see below), whose sum is σ = 10248000. Its totient is φ = 1104192.

The previous prime is 3500711. The next prime is 3500747. The reversal of 3500712 is 2170053.

3500712 is digitally balanced in base 2 and base 5, because in such bases it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is an Ulam number.

It is not an unprimeable number, because it can be changed into a prime (3500711) by changing a digit.

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, 3678 + ... + 4530.

It is an arithmetic number, because the mean of its divisors is an integer number (160125).

Almost surely, 2^3500712 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3500712, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5124000).

3500712 is an abundant number, since it is smaller than the sum of its proper divisors (6747288).

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

3500712 is a wasteful number, since it uses less digits than its factorization.

3500712 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 887 (or 877 counting only the distinct ones).

The product of its (nonzero) digits is 210, while the sum is 18.

The square root of 3500712 is about 1871.0189737146. The cubic root of 3500712 is about 151.8397433783.

Adding to 3500712 its reverse (2170053), we get a palindrome (5670765).

The spelling of 3500712 in words is "three million, five hundred thousand, seven hundred twelve".