53400202 has 4 divisors (see below), whose sum is σ = 80100306. Its totient is φ = 26700100.

The previous prime is 53400167. The next prime is 53400209. The reversal of 53400202 is 20200435.

53400202 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 48986001 + 4414201 = 6999^2 + 2101^2 .

It is not an unprimeable number, because it can be changed into a prime (53400209) 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 as a sum of consecutive naturals, namely, 13350049 + ... + 13350052.

Almost surely, 2^53400202 is an apocalyptic number.

53400202 is a deficient number, since it is larger than the sum of its proper divisors (26700104).

53400202 is a wasteful number, since it uses less digits than its factorization.

53400202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26700103.

The product of its (nonzero) digits is 240, while the sum is 16.

The square root of 53400202 is about 7307.5441839239. The cubic root of 53400202 is about 376.5716604132.

Adding to 53400202 its reverse (20200435), we get a palindrome (73600637).

The spelling of 53400202 in words is "fifty-three million, four hundred thousand, two hundred two".