63522623 has 2 divisors, whose sum is σ = 63522624. Its totient is φ = 63522622.

The previous prime is 63522607. The next prime is 63522647. The reversal of 63522623 is 32622536.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 63522623 - 2⁴ = 63522607 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (63522323) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 31761311 + 31761312.

It is an arithmetic number, because the mean of its divisors is an integer number (31761312).

Almost surely, 2^63522623 is an apocalyptic number.

63522623 is a deficient number, since it is larger than the sum of its proper divisors (1).

63522623 is an equidigital number, since it uses as much as digits as its factorization.

63522623 is an evil number, because the sum of its binary digits is even.

The product of its digits is 12960, while the sum is 29.

The square root of 63522623 is about 7970.1080921152. The cubic root of 63522623 is about 399.0029815335.

The spelling of 63522623 in words is "sixty-three million, five hundred twenty-two thousand, six hundred twenty-three".