2652057221 has 32 divisors (see below), whose sum is σ = 3160080000. Its totient is φ = 2198568960.

The previous prime is 2652057211. The next prime is 2652057227. The reversal of 2652057221 is 1227502562.

It is a cyclic number.

It is not a de Polignac number, because 2652057221 - 2³⁰ = 1578315397 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2652057227) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 3448325 + ... + 3449093.

It is an arithmetic number, because the mean of its divisors is an integer number (98752500).

Almost surely, 2^2652057221 is an apocalyptic number.

It is an amenable number.

2652057221 is a deficient number, since it is larger than the sum of its proper divisors (508022779).

2652057221 is a wasteful number, since it uses less digits than its factorization.

2652057221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1397.

The product of its (nonzero) digits is 16800, while the sum is 32.

The square root of 2652057221 is about 51498.1283252120. The cubic root of 2652057221 is about 1384.1855039768.

Adding to 2652057221 its reverse (1227502562), we get a palindrome (3879559783).

The spelling of 2652057221 in words is "two billion, six hundred fifty-two million, fifty-seven thousand, two hundred twenty-one".