3666924 has 48 divisors (see below), whose sum is σ = 10012800. Its totient is φ = 1157328.

The previous prime is 3666919. The next prime is 3666947. The reversal of 3666924 is 4296663.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a nude number because it is divisible by every one of its digits.

It is a d-powerful number, because it can be written as 3¹³ + 6⁶ + 6⁷ + 6⁸ + 9³ + 2⁷ + 4⁸ .

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1159 + ... + 2945.

It is an arithmetic number, because the mean of its divisors is an integer number (208600).

Almost surely, 2^3666924 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3666924, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5006400).

3666924 is an abundant number, since it is smaller than the sum of its proper divisors (6345876).

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

3666924 is a wasteful number, since it uses less digits than its factorization.

3666924 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1819 (or 1811 counting only the distinct ones).

The product of its digits is 46656, while the sum is 36.

The square root of 3666924 is about 1914.9214083090. The cubic root of 3666924 is about 154.2057742845.

The spelling of 3666924 in words is "three million, six hundred sixty-six thousand, nine hundred twenty-four".