3062516221 has 16 divisors (see below), whose sum is σ = 3311261424. Its totient is φ = 2821976064.

The previous prime is 3062516207. The next prime is 3062516231. The reversal of 3062516221 is 1226152603.

It can be written as a sum of positive squares in 8 ways, for example, as 662496121 + 2400020100 = 25739^2 + 48990^2 .

It is not a de Polignac number, because 3062516221 - 2²³ = 3054127613 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 3062516221.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3062516231) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 161011 + ... + 179023.

It is an arithmetic number, because the mean of its divisors is an integer number (206953839).

Almost surely, 2^3062516221 is an apocalyptic number.

It is an amenable number.

3062516221 is a deficient number, since it is larger than the sum of its proper divisors (248745203).

3062516221 is a wasteful number, since it uses less digits than its factorization.

3062516221 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18240.

The product of its (nonzero) digits is 4320, while the sum is 28.

The square root of 3062516221 is about 55340.0056107695. The cubic root of 3062516221 is about 1452.1989973133.

Adding to 3062516221 its reverse (1226152603), we get a palindrome (4288668824).

The spelling of 3062516221 in words is "three billion, sixty-two million, five hundred sixteen thousand, two hundred twenty-one".