3693924 has 60 divisors (see below), whose sum is σ = 10411324. Its totient is φ = 1135296.

The previous prime is 3693883. The next prime is 3693953. The reversal of 3693924 is 4293963.

It is a happy number.

3693924 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 1822500 + 1871424 = 1350^2 + 1368^2 .

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 3⁷ + 6² + 9² + 3¹³ + 9² + 2²¹ + 4³ .

It is a congruent number.

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 in 19 ways as a sum of consecutive naturals, for example, 3774 + ... + 4650.

Almost surely, 2^3693924 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 3693924, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5205662).

3693924 is an abundant number, since it is smaller than the sum of its proper divisors (6717400).

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

3693924 is a wasteful number, since it uses less digits than its factorization.

3693924 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 906 (or 895 counting only the distinct ones).

The product of its digits is 34992, while the sum is 36.

The square root of 3693924 is about 1921.9583762402. The cubic root of 3693924 is about 154.5833276583.

It can be divided in two parts, 36939 and 24, that added together give a palindrome (36963).

The spelling of 3693924 in words is "three million, six hundred ninety-three thousand, nine hundred twenty-four".