63753420 has 24 divisors (see below), whose sum is σ = 178509744. Its totient is φ = 17000896.

The previous prime is 63753409. The next prime is 63753427. The reversal of 63753420 is 2435736.

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

It is a plaindrome in base 16.

It is a zygodrome in base 2.

It is not an unprimeable number, because it can be changed into a prime (63753427) 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, 531219 + ... + 531338.

It is an arithmetic number, because the mean of its divisors is an integer number (7437906).

Almost surely, 2^63753420 is an apocalyptic number.

63753420 is a gapful number since it is divisible by the number (60) formed by its first and last digit.

It is an amenable number.

63753420 is an abundant number, since it is smaller than the sum of its proper divisors (114756324).

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

63753420 is a wasteful number, since it uses less digits than its factorization.

63753420 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1062569 (or 1062567 counting only the distinct ones).

The product of its (nonzero) digits is 15120, while the sum is 30.

The square root of 63753420 is about 7984.5738771709. The cubic root of 63753420 is about 399.4856305103.

The spelling of 63753420 in words is "sixty-three million, seven hundred fifty-three thousand, four hundred twenty".