3924402 has 8 divisors (see below), whose sum is σ = 7848816. Its totient is φ = 1308132.

The previous prime is 3924353. The next prime is 3924409. The reversal of 3924402 is 2044293.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

3924402 is an admirable number.

It is a super-3 number, since 3×3924402³ (a number of 21 digits) contains 333 as substring.

It is not an unprimeable number, because it can be changed into a prime (3924409) 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 3 ways as a sum of consecutive naturals, for example, 327028 + ... + 327039.

It is an arithmetic number, because the mean of its divisors is an integer number (981102).

Almost surely, 2^3924402 is an apocalyptic number.

3924402 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

3924402 is a wasteful number, since it uses less digits than its factorization.

3924402 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 654072.

The product of its (nonzero) digits is 1728, while the sum is 24.

The square root of 3924402 is about 1981.0103482819. The cubic root of 3924402 is about 157.7337019353.

Adding to 3924402 its reverse (2044293), we get a palindrome (5968695).

The spelling of 3924402 in words is "three million, nine hundred twenty-four thousand, four hundred two".