64047463 has 2 divisors, whose sum is σ = 64047464. Its totient is φ = 64047462.

The previous prime is 64047439. The next prime is 64047469. The reversal of 64047463 is 36474046.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 64047463 - 2⁹ = 64046951 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (64047469) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 32023731 + 32023732.

It is an arithmetic number, because the mean of its divisors is an integer number (32023732).

Almost surely, 2^64047463 is an apocalyptic number.

64047463 is a deficient number, since it is larger than the sum of its proper divisors (1).

64047463 is an equidigital number, since it uses as much as digits as its factorization.

64047463 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 48384, while the sum is 34.

The square root of 64047463 is about 8002.9658877194. The cubic root of 64047463 is about 400.0988568163.

The spelling of 64047463 in words is "sixty-four million, forty-seven thousand, four hundred sixty-three".