55272067 has 2 divisors, whose sum is σ = 55272068. Its totient is φ = 55272066.

The previous prime is 55272053. The next prime is 55272073. The reversal of 55272067 is 76027255.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 55272067 - 2¹⁵ = 55239299 is a prime.

It is equal to p_3297490 and since 55272067 and 3297490 have the same sum of digits, it is a Honaker prime.

It is not a weakly prime, because it can be changed into another prime (55272037) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27636033 + 27636034.

It is an arithmetic number, because the mean of its divisors is an integer number (27636034).

Almost surely, 2^55272067 is an apocalyptic number.

55272067 is a deficient number, since it is larger than the sum of its proper divisors (1).

55272067 is an equidigital number, since it uses as much as digits as its factorization.

55272067 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 29400, while the sum is 34.

The square root of 55272067 is about 7434.5186125263. The cubic root of 55272067 is about 380.9212803199.

The spelling of 55272067 in words is "fifty-five million, two hundred seventy-two thousand, sixty-seven".