3641706 has 32 divisors (see below), whose sum is σ = 8570880. Its totient is φ = 1142208.

The previous prime is 3641653. The next prime is 3641707. The reversal of 3641706 is 6071463.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a self number, because there is not a number n which added to its sum of digits gives 3641706.

It is not an unprimeable number, because it can be changed into a prime (3641707) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1066 + ... + 2901.

It is an arithmetic number, because the mean of its divisors is an integer number (267840).

Almost surely, 2^3641706 is an apocalyptic number.

3641706 is an abundant number, since it is smaller than the sum of its proper divisors (4929174).

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

3641706 is a wasteful number, since it uses less digits than its factorization.

3641706 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3995 (or 3989 counting only the distinct ones).

The product of its (nonzero) digits is 3024, while the sum is 27.

The square root of 3641706 is about 1908.3254439429. The cubic root of 3641706 is about 153.8514618810.

The spelling of 3641706 in words is "three million, six hundred forty-one thousand, seven hundred six".