63059481 has 9 divisors (see below), whose sum is σ = 91120341. Its totient is φ = 42023772.

The previous prime is 63059471. The next prime is 63059489. The reversal of 63059481 is 18495036.

The square root of 63059481 is 7941.

It is a perfect power (a square), and thus also a powerful number.

63059481 is a `hidden beast` number, since 63 + 0 + 594 + 8 + 1 = 666.

It is a tau number, because it is divible by the number of its divisors (9).

It is not a de Polignac number, because 63059481 - 2⁵ = 63059449 is a prime.

It is a super-2 number, since 2×63059481² = 7952996287978722, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (63059489) by changing a digit.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 22500 + ... + 25146.

Almost surely, 2^63059481 is an apocalyptic number.

63059481 is the 7941-st square number.

63059481 is the 3971-st centered octagonal number.

It is an amenable number.

63059481 is a deficient number, since it is larger than the sum of its proper divisors (28060860).

63059481 is an frugal number, since it uses more digits than its factorization.

63059481 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5300 (or 2650 counting only the distinct ones).

The product of its (nonzero) digits is 25920, while the sum is 36.

The cubic root of 63059481 is about 398.0309080144.

Multiplying 63059481 by its sum of digits (36), we get a square (2270141316 = 47646²).

The spelling of 63059481 in words is "sixty-three million, fifty-nine thousand, four hundred eighty-one".