6061621 has 2 divisors, whose sum is σ = 6061622. Its totient is φ = 6061620.

The previous prime is 6061607. The next prime is 6061661. The reversal of 6061621 is 1261606.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 6027025 + 34596 = 2455^2 + 186^2 .

It is a cyclic number.

It is not a de Polignac number, because 6061621 - 2¹⁵ = 6028853 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 6061592 and 6061601.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (6061661) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3030810 + 3030811.

It is an arithmetic number, because the mean of its divisors is an integer number (3030811).

Almost surely, 2^6061621 is an apocalyptic number.

It is an amenable number.

6061621 is a deficient number, since it is larger than the sum of its proper divisors (1).

6061621 is an equidigital number, since it uses as much as digits as its factorization.

6061621 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 432, while the sum is 22.

The square root of 6061621 is about 2462.0359461226. The cubic root of 6061621 is about 182.3320128050.

The spelling of 6061621 in words is "six million, sixty-one thousand, six hundred twenty-one".