55520467 has 2 divisors, whose sum is σ = 55520468. Its totient is φ = 55520466.

The previous prime is 55520441. The next prime is 55520477. The reversal of 55520467 is 76402555.

55520467 is nontrivially palindromic in base 8.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 55520467 - 2¹⁵ = 55487699 is a prime.

It is not a weakly prime, because it can be changed into another prime (55520477) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27760233 + 27760234.

It is an arithmetic number, because the mean of its divisors is an integer number (27760234).

Almost surely, 2^55520467 is an apocalyptic number.

55520467 is a deficient number, since it is larger than the sum of its proper divisors (1).

55520467 is an equidigital number, since it uses as much as digits as its factorization.

55520467 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 42000, while the sum is 34.

The square root of 55520467 is about 7451.2057413549. The cubic root of 55520467 is about 381.4910645274.

The spelling of 55520467 in words is "fifty-five million, five hundred twenty thousand, four hundred sixty-seven".