7620461 has 2 divisors, whose sum is σ = 7620462. Its totient is φ = 7620460.

The previous prime is 7620449. The next prime is 7620469. The reversal of 7620461 is 1640267.

7620461 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 5851561 + 1768900 = 2419^2 + 1330^2 .

It is an emirp because it is prime and its reverse (1640267) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-7620461 is a prime.

It is a Sophie Germain prime.

It is a Chen prime.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 7620461.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (7620469) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3810230 + 3810231.

It is an arithmetic number, because the mean of its divisors is an integer number (3810231).

Almost surely, 2^7620461 is an apocalyptic number.

It is an amenable number.

7620461 is a deficient number, since it is larger than the sum of its proper divisors (1).

7620461 is an equidigital number, since it uses as much as digits as its factorization.

7620461 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2016, while the sum is 26.

The square root of 7620461 is about 2760.5182484454. The cubic root of 7620461 is about 196.7857961883.

The spelling of 7620461 in words is "seven million, six hundred twenty thousand, four hundred sixty-one".