53200249 has 2 divisors, whose sum is σ = 53200250. Its totient is φ = 53200248.

The previous prime is 53200243. The next prime is 53200253. The reversal of 53200249 is 94200235.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 32661225 + 20539024 = 5715^2 + 4532^2 .

It is a cyclic number.

It is not a de Polignac number, because 53200249 - 2¹³ = 53192057 is a prime.

It is not a weakly prime, because it can be changed into another prime (53200243) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26600124 + 26600125.

It is an arithmetic number, because the mean of its divisors is an integer number (26600125).

Almost surely, 2^53200249 is an apocalyptic number.

It is an amenable number.

53200249 is a deficient number, since it is larger than the sum of its proper divisors (1).

53200249 is an equidigital number, since it uses as much as digits as its factorization.

53200249 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2160, while the sum is 25.

The square root of 53200249 is about 7293.8500807187. The cubic root of 53200249 is about 376.1010578859.

The spelling of 53200249 in words is "fifty-three million, two hundred thousand, two hundred forty-nine".