64035457 has 2 divisors, whose sum is σ = 64035458. Its totient is φ = 64035456.

The previous prime is 64035449. The next prime is 64035467. The reversal of 64035457 is 75453046.

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., 39740416 + 24295041 = 6304^2 + 4929^2 .

It is a cyclic number.

It is not a de Polignac number, because 64035457 - 2³ = 64035449 is a prime.

It is not a weakly prime, because it can be changed into another prime (64035467) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 32017728 + 32017729.

It is an arithmetic number, because the mean of its divisors is an integer number (32017729).

Almost surely, 2^64035457 is an apocalyptic number.

It is an amenable number.

64035457 is a deficient number, since it is larger than the sum of its proper divisors (1).

64035457 is an equidigital number, since it uses as much as digits as its factorization.

64035457 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 50400, while the sum is 34.

The square root of 64035457 is about 8002.2157556517. The cubic root of 64035457 is about 400.0738551127.

The spelling of 64035457 in words is "sixty-four million, thirty-five thousand, four hundred fifty-seven".