35661012 has 12 divisors (see below), whose sum is σ = 83209056. Its totient is φ = 11887000.

The previous prime is 35661001. The next prime is 35661079. The reversal of 35661012 is 21016653.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1485864 + ... + 1485887.

It is an arithmetic number, because the mean of its divisors is an integer number (6934088).

Almost surely, 2^35661012 is an apocalyptic number.

It is an amenable number.

35661012 is an abundant number, since it is smaller than the sum of its proper divisors (47548044).

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

35661012 is a wasteful number, since it uses less digits than its factorization.

35661012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2971758 (or 2971756 counting only the distinct ones).

The product of its (nonzero) digits is 1080, while the sum is 24.

The square root of 35661012 is about 5971.6841845496. The cubic root of 35661012 is about 329.1530531428.

Adding to 35661012 its reverse (21016653), we get a palindrome (56677665).

The spelling of 35661012 in words is "thirty-five million, six hundred sixty-one thousand, twelve".