63473523 has 8 divisors (see below), whose sum is σ = 87361536. Its totient is φ = 40950600.

The previous prime is 63473521. The next prime is 63473539. The reversal of 63473523 is 32537436.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 63473523 - 2¹ = 63473521 is a prime.

It is not an unprimeable number, because it can be changed into a prime (63473521) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 341163 + ... + 341348.

It is an arithmetic number, because the mean of its divisors is an integer number (10920192).

Almost surely, 2^63473523 is an apocalyptic number.

63473523 is a deficient number, since it is larger than the sum of its proper divisors (23888013).

63473523 is a wasteful number, since it uses less digits than its factorization.

63473523 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 682545.

The product of its digits is 45360, while the sum is 33.

The square root of 63473523 is about 7967.0272373075. The cubic root of 63473523 is about 398.9001515217.

It can be divided in two parts, 6347 and 3523, that added together give a triangular number (9870 = T₁₄₀).

The spelling of 63473523 in words is "sixty-three million, four hundred seventy-three thousand, five hundred twenty-three".