3814521 has 4 divisors (see below), whose sum is σ = 5086032. Its totient is φ = 2543012.

The previous prime is 3814501. The next prime is 3814529. The reversal of 3814521 is 1254183.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 3814521 - 2⁹ = 3814009 is a prime.

It is an Ulam number.

It is a D-number.

It is an alternating number because its digits alternate between odd and even.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 3814491 and 3814500.

It is not an unprimeable number, because it can be changed into a prime (3814529) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 635751 + ... + 635756.

It is an arithmetic number, because the mean of its divisors is an integer number (1271508).

Almost surely, 2^3814521 is an apocalyptic number.

It is an amenable number.

3814521 is a deficient number, since it is larger than the sum of its proper divisors (1271511).

3814521 is a wasteful number, since it uses less digits than its factorization.

3814521 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1271510.

The product of its digits is 960, while the sum is 24.

The square root of 3814521 is about 1953.0798754787. The cubic root of 3814521 is about 156.2475933496.

The spelling of 3814521 in words is "three million, eight hundred fourteen thousand, five hundred twenty-one".