52460221 has 4 divisors (see below), whose sum is σ = 57229344. Its totient is φ = 47691100.

The previous prime is 52460207. The next prime is 52460227. The reversal of 52460221 is 12206425.

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 52460221 - 2⁵ = 52460189 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 52460192 and 52460201.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52460227) 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, 2384545 + ... + 2384566.

It is an arithmetic number, because the mean of its divisors is an integer number (14307336).

Almost surely, 2^52460221 is an apocalyptic number.

It is an amenable number.

52460221 is a deficient number, since it is larger than the sum of its proper divisors (4769123).

52460221 is a wasteful number, since it uses less digits than its factorization.

52460221 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4769122.

The product of its (nonzero) digits is 960, while the sum is 22.

The square root of 52460221 is about 7242.9428411385. The cubic root of 52460221 is about 374.3490240830.

Adding to 52460221 its reverse (12206425), we get a palindrome (64666646).

The spelling of 52460221 in words is "fifty-two million, four hundred sixty thousand, two hundred twenty-one".