53433400 has 24 divisors (see below), whose sum is σ = 124233120. Its totient is φ = 21373280.

The previous prime is 53433383. The next prime is 53433403. The reversal of 53433400 is 433435.

53433400 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53433403) 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 5 ways as a sum of consecutive naturals, for example, 133384 + ... + 133783.

It is an arithmetic number, because the mean of its divisors is an integer number (5176380).

Almost surely, 2^53433400 is an apocalyptic number.

53433400 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

It is an amenable number.

53433400 is an abundant number, since it is smaller than the sum of its proper divisors (70799720).

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

53433400 is a wasteful number, since it uses less digits than its factorization.

53433400 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 267183 (or 267174 counting only the distinct ones).

The product of its (nonzero) digits is 2160, while the sum is 22.

The square root of 53433400 is about 7309.8153191445. The cubic root of 53433400 is about 376.6496803193.

Adding to 53433400 its reverse (433435), we get a palindrome (53866835).

The spelling of 53433400 in words is "fifty-three million, four hundred thirty-three thousand, four hundred".