5572521 has 6 divisors (see below), whose sum is σ = 8049210. Its totient is φ = 3715008.

The previous prime is 5572519. The next prime is 5572559. The reversal of 5572521 is 1252755.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 4562496 + 1010025 = 2136^2 + 1005^2 .

It is not a de Polignac number, because 5572521 - 2¹ = 5572519 is a prime.

It is not an unprimeable number, because it can be changed into a prime (5572561) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 309576 + ... + 309593.

It is an arithmetic number, because the mean of its divisors is an integer number (1341535).

Almost surely, 2^5572521 is an apocalyptic number.

It is an amenable number.

5572521 is a deficient number, since it is larger than the sum of its proper divisors (2476689).

5572521 is a wasteful number, since it uses less digits than its factorization.

5572521 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 619175 (or 619172 counting only the distinct ones).

The product of its digits is 3500, while the sum is 27.

The square root of 5572521 is about 2360.6187748131. The cubic root of 5572521 is about 177.2898630737.

The spelling of 5572521 in words is "five million, five hundred seventy-two thousand, five hundred twenty-one".