64063400 has 24 divisors (see below), whose sum is σ = 148947870. Its totient is φ = 25625280.

The previous prime is 64063399. The next prime is 64063423. The reversal of 64063400 is 436046.

64063400 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 3 ways, for example, as 53963716 + 10099684 = 7346^2 + 3178^2 .

It is a hoax number, since the sum of its digits (23) coincides with the sum of the digits of its distinct prime factors.

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 5 ways as a sum of consecutive naturals, for example, 159959 + ... + 160358.

Almost surely, 2^64063400 is an apocalyptic number.

It is an amenable number.

64063400 is an abundant number, since it is smaller than the sum of its proper divisors (84884470).

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

64063400 is a wasteful number, since it uses less digits than its factorization.

64063400 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 320333 (or 320324 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 23.

The square root of 64063400 is about 8003.9615191479. The cubic root of 64063400 is about 400.1320397423.

Adding to 64063400 its reverse (436046), we get a palindrome (64499446).

The spelling of 64063400 in words is "sixty-four million, sixty-three thousand, four hundred".