3814440 has 128 divisors (see below), whose sum is σ = 13824000. Its totient is φ = 822528.

The previous prime is 3814439. The next prime is 3814483. The reversal of 3814440 is 444183.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a self number, because there is not a number n which added to its sum of digits gives 3814440.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 15841 + ... + 16079.

It is an arithmetic number, because the mean of its divisors is an integer number (108000).

Almost surely, 2^3814440 is an apocalyptic number.

3814440 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3814440, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6912000).

3814440 is an abundant number, since it is smaller than the sum of its proper divisors (10009560).

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

3814440 is a wasteful number, since it uses less digits than its factorization.

3814440 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 279 (or 275 counting only the distinct ones).

The product of its (nonzero) digits is 1536, while the sum is 24.

The square root of 3814440 is about 1953.0591388896. The cubic root of 3814440 is about 156.2464873877.

The spelling of 3814440 in words is "three million, eight hundred fourteen thousand, four hundred forty".