63474273 has 48 divisors (see below), whose sum is σ = 102001536. Its totient is φ = 39346560.

The previous prime is 63474253. The next prime is 63474283. The reversal of 63474273 is 37247436.

It is a happy number.

It is not a de Polignac number, because 63474273 - 2⁵ = 63474241 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (63474223) 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 in 47 ways as a sum of consecutive naturals, for example, 229011 + ... + 229287.

It is an arithmetic number, because the mean of its divisors is an integer number (2125032).

Almost surely, 2^63474273 is an apocalyptic number.

It is an amenable number.

63474273 is a deficient number, since it is larger than the sum of its proper divisors (38527263).

63474273 is a wasteful number, since it uses less digits than its factorization.

63474273 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 356 (or 344 counting only the distinct ones).

The product of its digits is 84672, while the sum is 36.

The square root of 63474273 is about 7967.0743061679. The cubic root of 63474273 is about 398.9017226437.

The spelling of 63474273 in words is "sixty-three million, four hundred seventy-four thousand, two hundred seventy-three".