55252423 has 2 divisors, whose sum is σ = 55252424. Its totient is φ = 55252422.

The previous prime is 55252411. The next prime is 55252441. The reversal of 55252423 is 32425255.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 55252423 - 2⁵ = 55252391 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 55252391 and 55252400.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (55252403) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27626211 + 27626212.

It is an arithmetic number, because the mean of its divisors is an integer number (27626212).

Almost surely, 2^55252423 is an apocalyptic number.

55252423 is a deficient number, since it is larger than the sum of its proper divisors (1).

55252423 is an equidigital number, since it uses as much as digits as its factorization.

55252423 is an evil number, because the sum of its binary digits is even.

The product of its digits is 12000, while the sum is 28.

The square root of 55252423 is about 7433.1973604903. The cubic root of 55252423 is about 380.8761477922.

Adding to 55252423 its reverse (32425255), we get a palindrome (87677678).

It can be divided in two parts, 552 and 52423, that added together give a triangular number (52975 = T₃₂₅).

The spelling of 55252423 in words is "fifty-five million, two hundred fifty-two thousand, four hundred twenty-three".