63331461 has 6 divisors (see below), whose sum is σ = 91478790. Its totient is φ = 42220968.

The previous prime is 63331417. The next prime is 63331483. The reversal of 63331461 is 16413336.

63331461 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 62964225 + 367236 = 7935^2 + 606^2 .

It is not a de Polignac number, because 63331461 - 2²¹ = 61234309 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (63332461) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 3518406 + ... + 3518423.

It is an arithmetic number, because the mean of its divisors is an integer number (15246465).

Almost surely, 2^63331461 is an apocalyptic number.

It is an amenable number.

63331461 is a deficient number, since it is larger than the sum of its proper divisors (28147329).

63331461 is a wasteful number, since it uses less digits than its factorization.

63331461 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7036835 (or 7036832 counting only the distinct ones).

The product of its digits is 3888, while the sum is 27.

The square root of 63331461 is about 7958.1066215526. The cubic root of 63331461 is about 398.6023324181.

Adding to 63331461 its reverse (16413336), we get a palindrome (79744797).

It can be divided in two parts, 633314 and 61, that added together give a triangular number (633375 = T₁₁₂₅).

The spelling of 63331461 in words is "sixty-three million, three hundred thirty-one thousand, four hundred sixty-one".