63654450 has 48 divisors (see below), whose sum is σ = 161239680. Its totient is φ = 16611520.

The previous prime is 63654421. The next prime is 63654457. The reversal of 63654450 is 5445636.

63654450 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (63654457) 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 23 ways as a sum of consecutive naturals, for example, 2536 + ... + 11564.

It is an arithmetic number, because the mean of its divisors is an integer number (3359160).

Almost surely, 2^63654450 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 63654450, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (80619840).

63654450 is an abundant number, since it is smaller than the sum of its proper divisors (97585230).

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

63654450 is a wasteful number, since it uses less digits than its factorization.

63654450 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9091 (or 9086 counting only the distinct ones).

The product of its (nonzero) digits is 43200, while the sum is 33.

The square root of 63654450 is about 7978.3738944725. The cubic root of 63654450 is about 399.2788046413.

It can be divided in two parts, 6 and 3654450, that added together give a triangular number (3654456 = T₂₇₀₃).

The spelling of 63654450 in words is "sixty-three million, six hundred fifty-four thousand, four hundred fifty".