54220427 has 2 divisors, whose sum is σ = 54220428. Its totient is φ = 54220426.

The previous prime is 54220403. The next prime is 54220477. The reversal of 54220427 is 72402245.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 54220427 - 2⁶ = 54220363 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 54220396 and 54220405.

It is not a weakly prime, because it can be changed into another prime (54220477) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27110213 + 27110214.

It is an arithmetic number, because the mean of its divisors is an integer number (27110214).

Almost surely, 2^54220427 is an apocalyptic number.

54220427 is a deficient number, since it is larger than the sum of its proper divisors (1).

54220427 is an equidigital number, since it uses as much as digits as its factorization.

54220427 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4480, while the sum is 26.

The square root of 54220427 is about 7363.4521116118. The cubic root of 54220427 is about 378.4899142063.

The spelling of 54220427 in words is "fifty-four million, two hundred twenty thousand, four hundred twenty-seven".