3666472 has 8 divisors (see below), whose sum is σ = 6874650. Its totient is φ = 1833232.

The previous prime is 3666461. The next prime is 3666473. The reversal of 3666472 is 2746663.

It can be written as a sum of positive squares in only one way, i.e., 2353156 + 1313316 = 1534^2 + 1146^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is not an unprimeable number, because it can be changed into a prime (3666473) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 229147 + ... + 229162.

Almost surely, 2^3666472 is an apocalyptic number.

It is an amenable number.

3666472 is a deficient number, since it is larger than the sum of its proper divisors (3208178).

3666472 is a wasteful number, since it uses less digits than its factorization.

3666472 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 458315 (or 458311 counting only the distinct ones).

The product of its digits is 36288, while the sum is 34.

The square root of 3666472 is about 1914.8033841625. The cubic root of 3666472 is about 154.1994380134.

The spelling of 3666472 in words is "three million, six hundred sixty-six thousand, four hundred seventy-two".