56206253 has 2 divisors, whose sum is σ = 56206254. Its totient is φ = 56206252.

The previous prime is 56206247. The next prime is 56206303. The reversal of 56206253 is 35260265.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 53904964 + 2301289 = 7342^2 + 1517^2 .

It is a cyclic number.

It is not a de Polignac number, because 56206253 - 2¹⁶ = 56140717 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (56206223) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28103126 + 28103127.

It is an arithmetic number, because the mean of its divisors is an integer number (28103127).

Almost surely, 2^56206253 is an apocalyptic number.

It is an amenable number.

56206253 is a deficient number, since it is larger than the sum of its proper divisors (1).

56206253 is an equidigital number, since it uses as much as digits as its factorization.

56206253 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 10800, while the sum is 29.

The square root of 56206253 is about 7497.0829660609. The cubic root of 56206253 is about 383.0553608390.

The spelling of 56206253 in words is "fifty-six million, two hundred six thousand, two hundred fifty-three".