64076461 has 2 divisors, whose sum is σ = 64076462. Its totient is φ = 64076460.

The previous prime is 64076449. The next prime is 64076479. The reversal of 64076461 is 16467046.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 57471561 + 6604900 = 7581^2 + 2570^2 .

It is a cyclic number.

It is not a de Polignac number, because 64076461 - 2⁵ = 64076429 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (64076401) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 32038230 + 32038231.

It is an arithmetic number, because the mean of its divisors is an integer number (32038231).

Almost surely, 2^64076461 is an apocalyptic number.

It is an amenable number.

64076461 is a deficient number, since it is larger than the sum of its proper divisors (1).

64076461 is an equidigital number, since it uses as much as digits as its factorization.

64076461 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 24192, while the sum is 34.

The square root of 64076461 is about 8004.7773860364. Note that the first 3 decimals coincide. The cubic root of 64076461 is about 400.1592303558.

The spelling of 64076461 in words is "sixty-four million, seventy-six thousand, four hundred sixty-one".