64367461 has 2 divisors, whose sum is σ = 64367462. Its totient is φ = 64367460.

The previous prime is 64367453. The next prime is 64367467. The reversal of 64367461 is 16476346.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 51984100 + 12383361 = 7210^2 + 3519^2 .

It is a cyclic number.

It is not a de Polignac number, because 64367461 - 2³ = 64367453 is a prime.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 64367461.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (64367467) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 32183730 + 32183731.

It is an arithmetic number, because the mean of its divisors is an integer number (32183731).

Almost surely, 2^64367461 is an apocalyptic number.

It is an amenable number.

64367461 is a deficient number, since it is larger than the sum of its proper divisors (1).

64367461 is an equidigital number, since it uses as much as digits as its factorization.

64367461 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 72576, while the sum is 37.

The square root of 64367461 is about 8022.9334410800. The cubic root of 64367461 is about 400.7640832626.

The spelling of 64367461 in words is "sixty-four million, three hundred sixty-seven thousand, four hundred sixty-one".