64048477 has 2 divisors, whose sum is σ = 64048478. Its totient is φ = 64048476.

The previous prime is 64048447. The next prime is 64048493. The reversal of 64048477 is 77484046.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 43309561 + 20738916 = 6581^2 + 4554^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-64048477 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (64048427) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 32024238 + 32024239.

It is an arithmetic number, because the mean of its divisors is an integer number (32024239).

Almost surely, 2^64048477 is an apocalyptic number.

It is an amenable number.

64048477 is a deficient number, since it is larger than the sum of its proper divisors (1).

64048477 is an equidigital number, since it uses as much as digits as its factorization.

64048477 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 150528, while the sum is 40.

The square root of 64048477 is about 8003.0292389819. The cubic root of 64048477 is about 400.1009682614.

The spelling of 64048477 in words is "sixty-four million, forty-eight thousand, four hundred seventy-seven".