63020400 has 60 divisors (see below), whose sum is σ = 201879192. Its totient is φ = 16805120.

The previous prime is 63020387. The next prime is 63020407. The reversal of 63020400 is 402036.

63020400 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (60).

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a self number, because there is not a number n which added to its sum of digits gives 63020400.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (63020407) 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 11 ways as a sum of consecutive naturals, for example, 25059 + ... + 27458.

Almost surely, 2^63020400 is an apocalyptic number.

63020400 is a gapful number since it is divisible by the number (60) formed by its first and last digit.

It is an amenable number.

63020400 is an abundant number, since it is smaller than the sum of its proper divisors (138858792).

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

63020400 is a wasteful number, since it uses less digits than its factorization.

63020400 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 52538 (or 52527 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 15.

The square root of 63020400 is about 7938.5389083886. The cubic root of 63020400 is about 397.9486647087.

Adding to 63020400 its reverse (402036), we get a palindrome (63422436).

The spelling of 63020400 in words is "sixty-three million, twenty thousand, four hundred".