3784121 has 8 divisors (see below), whose sum is σ = 4307904. Its totient is φ = 3290320.

The previous prime is 3784103. The next prime is 3784127. The reversal of 3784121 is 1214873.

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

It is not a de Polignac number, because 3784121 - 2⁶ = 3784057 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3784127) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7226 + ... + 7731.

It is an arithmetic number, because the mean of its divisors is an integer number (538488).

Almost surely, 2^3784121 is an apocalyptic number.

It is an amenable number.

3784121 is a deficient number, since it is larger than the sum of its proper divisors (523783).

3784121 is a wasteful number, since it uses less digits than its factorization.

3784121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14991.

The product of its digits is 1344, while the sum is 26.

The square root of 3784121 is about 1945.2817276683. The cubic root of 3784121 is about 155.8314116711.

Adding to 3784121 its reverse (1214873), we get a palindrome (4998994).

The spelling of 3784121 in words is "three million, seven hundred eighty-four thousand, one hundred twenty-one".