63533460 has 24 divisors (see below), whose sum is σ = 177893856. Its totient is φ = 16942240.

The previous prime is 63533453. The next prime is 63533479. The reversal of 63533460 is 6433536.

63533460 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a congruent number.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 529386 + ... + 529505.

It is an arithmetic number, because the mean of its divisors is an integer number (7412244).

Almost surely, 2^63533460 is an apocalyptic number.

63533460 is a gapful number since it is divisible by the number (60) formed by its first and last digit.

It is an amenable number.

63533460 is an abundant number, since it is smaller than the sum of its proper divisors (114360396).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

63533460 is a wasteful number, since it uses less digits than its factorization.

63533460 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1058903 (or 1058901 counting only the distinct ones).

The product of its (nonzero) digits is 19440, while the sum is 30.

The square root of 63533460 is about 7970.7879158838. The cubic root of 63533460 is about 399.0256702977.

Adding to 63533460 its reverse (6433536), we get a palindrome (69966996).

The spelling of 63533460 in words is "sixty-three million, five hundred thirty-three thousand, four hundred sixty".