55894967 has 2 divisors, whose sum is σ = 55894968. Its totient is φ = 55894966.

The previous prime is 55894933. The next prime is 55894973. The reversal of 55894967 is 76949855.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 55894967 - 2¹² = 55890871 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (55894987) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27947483 + 27947484.

It is an arithmetic number, because the mean of its divisors is an integer number (27947484).

Almost surely, 2^55894967 is an apocalyptic number.

55894967 is a deficient number, since it is larger than the sum of its proper divisors (1).

55894967 is an equidigital number, since it uses as much as digits as its factorization.

55894967 is an evil number, because the sum of its binary digits is even.

The product of its digits is 2721600, while the sum is 53.

The square root of 55894967 is about 7476.2936673194. The cubic root of 55894967 is about 382.3468953080.

The spelling of 55894967 in words is "fifty-five million, eight hundred ninety-four thousand, nine hundred sixty-seven".