3918924 has 36 divisors (see below), whose sum is σ = 10339056. Its totient is φ = 1249248.

The previous prime is 3918923. The next prime is 3918949. The reversal of 3918924 is 4298193.

It is a tau number, because it is divible by the number of its divisors (36).

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

It is not an unprimeable number, because it can be changed into a prime (3918923) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1539 + ... + 3194.

It is an arithmetic number, because the mean of its divisors is an integer number (287196).

Almost surely, 2^3918924 is an apocalyptic number.

It is an amenable number.

3918924 is an abundant number, since it is smaller than the sum of its proper divisors (6420132).

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

3918924 is a wasteful number, since it uses less digits than its factorization.

3918924 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4766 (or 4761 counting only the distinct ones).

The product of its digits is 15552, while the sum is 36.

The square root of 3918924 is about 1979.6272376384. The cubic root of 3918924 is about 157.6602752429.

The spelling of 3918924 in words is "three million, nine hundred eighteen thousand, nine hundred twenty-four".