4372666 has 4 divisors (see below), whose sum is σ = 6559002. Its totient is φ = 2186332.

The previous prime is 4372657. The next prime is 4372673. The reversal of 4372666 is 6662734.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 2313441 + 2059225 = 1521^2 + 1435^2 .

It is an unprimeable number.

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 as a sum of consecutive naturals, namely, 1093165 + ... + 1093168.

Almost surely, 2^4372666 is an apocalyptic number.

4372666 is a deficient number, since it is larger than the sum of its proper divisors (2186336).

4372666 is a wasteful number, since it uses less digits than its factorization.

4372666 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2186335.

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

The square root of 4372666 is about 2091.0920591882. The cubic root of 4372666 is about 163.5242258834.

The spelling of 4372666 in words is "four million, three hundred seventy-two thousand, six hundred sixty-six".