5701521 has 8 divisors (see below), whose sum is σ = 8688064. Its totient is φ = 3258000.

The previous prime is 5701517. The next prime is 5701567. The reversal of 5701521 is 1251075.

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

It is not a de Polignac number, because 5701521 - 2² = 5701517 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (21), and also a Moran number because the ratio is a prime number: 271501 = 5701521 / (5 + 7 + 0 + 1 + 5 + 2 + 1).

It is not an unprimeable number, because it can be changed into a prime (5701571) 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, 135730 + ... + 135771.

It is an arithmetic number, because the mean of its divisors is an integer number (1086008).

Almost surely, 2^5701521 is an apocalyptic number.

It is an amenable number.

5701521 is a deficient number, since it is larger than the sum of its proper divisors (2986543).

5701521 is a wasteful number, since it uses less digits than its factorization.

5701521 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 271511.

The product of its (nonzero) digits is 350, while the sum is 21.

The square root of 5701521 is about 2387.7857944129. The cubic root of 5701521 is about 178.6474861684.

Adding to 5701521 its reverse (1251075), we get a palindrome (6952596).

The spelling of 5701521 in words is "five million, seven hundred one thousand, five hundred twenty-one".