63273473 has 8 divisors (see below), whose sum is σ = 67804128. Its totient is φ = 58832704.

The previous prime is 63273433. The next prime is 63273479. The reversal of 63273473 is 37437236.

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

It is a cyclic number.

It is not a de Polignac number, because 63273473 - 2¹⁰ = 63272449 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (63273479) 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, 21011 + ... + 23832.

It is an arithmetic number, because the mean of its divisors is an integer number (8475516).

Almost surely, 2^63273473 is an apocalyptic number.

It is an amenable number.

63273473 is a deficient number, since it is larger than the sum of its proper divisors (4530655).

63273473 is a wasteful number, since it uses less digits than its factorization.

63273473 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 44943.

The product of its digits is 63504, while the sum is 35.

The square root of 63273473 is about 7954.4624582683. The cubic root of 63273473 is about 398.4806382400.

It can be divided in two parts, 6327347 and 3, that multiplied together give a triangular number (18982041 = T₆₁₆₁).

The spelling of 63273473 in words is "sixty-three million, two hundred seventy-three thousand, four hundred seventy-three".