3666370 has 16 divisors (see below), whose sum is σ = 6812928. Its totient is φ = 1419120.

The previous prime is 3666347. The next prime is 3666371. The reversal of 3666370 is 736663.

It is a Harshad number since it is a multiple of its sum of digits (31).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3666371) 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 7 ways as a sum of consecutive naturals, for example, 5604 + ... + 6223.

It is an arithmetic number, because the mean of its divisors is an integer number (425808).

Almost surely, 2^3666370 is an apocalyptic number.

3666370 is a deficient number, since it is larger than the sum of its proper divisors (3146558).

3666370 is a wasteful number, since it uses less digits than its factorization.

3666370 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11865.

The product of its (nonzero) digits is 13608, while the sum is 31.

The square root of 3666370 is about 1914.7767493888. The cubic root of 3666370 is about 154.1980080749.

The spelling of 3666370 in words is "three million, six hundred sixty-six thousand, three hundred seventy".