3050521 has 4 divisors (see below), whose sum is σ = 3108132. Its totient is φ = 2992912.

The previous prime is 3050483. The next prime is 3050533. The reversal of 3050521 is 1250503.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 1265625 + 1784896 = 1125^2 + 1336^2 .

It is a cyclic number.

It is not a de Polignac number, because 3050521 - 2⁹ = 3050009 is a prime.

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

It is a junction number, because it is equal to n+sod(n) for n = 3050495 and 3050504.

It is not an unprimeable number, because it can be changed into a prime (3050561) 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, 28726 + ... + 28831.

It is an arithmetic number, because the mean of its divisors is an integer number (777033).

Almost surely, 2^3050521 is an apocalyptic number.

It is an amenable number.

3050521 is a deficient number, since it is larger than the sum of its proper divisors (57611).

3050521 is an equidigital number, since it uses as much as digits as its factorization.

3050521 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 57610.

The product of its (nonzero) digits is 150, while the sum is 16.

The square root of 3050521 is about 1746.5740751540. The cubic root of 3050521 is about 145.0300532237.

The spelling of 3050521 in words is "three million, fifty thousand, five hundred twenty-one".