885555479 has 2 divisors, whose sum is σ = 885555480. Its totient is φ = 885555478.

The previous prime is 885555431. The next prime is 885555487. The reversal of 885555479 is 974555588.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 885555479 - 2¹² = 885551383 is a prime.

It is a Sophie Germain prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (885555179) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 442777739 + 442777740.

It is an arithmetic number, because the mean of its divisors is an integer number (442777740).

Almost surely, 2^885555479 is an apocalyptic number.

885555479 is a deficient number, since it is larger than the sum of its proper divisors (1).

885555479 is an equidigital number, since it uses as much as digits as its factorization.

885555479 is an evil number, because the sum of its binary digits is even.

The product of its digits is 10080000, while the sum is 56.

The square root of 885555479 is about 29758.2842079311. The cubic root of 885555479 is about 960.2963057430.

The spelling of 885555479 in words is "eight hundred eighty-five million, five hundred fifty-five thousand, four hundred seventy-nine".