55786067 has 2 divisors, whose sum is σ = 55786068. Its totient is φ = 55786066.

The previous prime is 55786021. The next prime is 55786097. The reversal of 55786067 is 76068755.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 55786067 - 2⁸ = 55785811 is a prime.

It is a super-2 number, since 2×55786067² = 6224170542656978, which contains 22 as substring.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (55786097) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27893033 + 27893034.

It is an arithmetic number, because the mean of its divisors is an integer number (27893034).

Almost surely, 2^55786067 is an apocalyptic number.

55786067 is a deficient number, since it is larger than the sum of its proper divisors (1).

55786067 is an equidigital number, since it uses as much as digits as its factorization.

55786067 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 352800, while the sum is 44.

The square root of 55786067 is about 7469.0070959934. The cubic root of 55786067 is about 382.0984254294.

The spelling of 55786067 in words is "fifty-five million, seven hundred eighty-six thousand, sixty-seven".