784255055 has 4 divisors (see below), whose sum is σ = 941106072. Its totient is φ = 627404040.

The previous prime is 784255013. The next prime is 784255057. The reversal of 784255055 is 550552487.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 784255055 - 2¹² = 784250959 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (784255057) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 78425501 + ... + 78425510.

It is an arithmetic number, because the mean of its divisors is an integer number (235276518).

Almost surely, 2^784255055 is an apocalyptic number.

784255055 is a deficient number, since it is larger than the sum of its proper divisors (156851017).

784255055 is a wasteful number, since it uses less digits than its factorization.

784255055 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 156851016.

The product of its (nonzero) digits is 280000, while the sum is 41.

The square root of 784255055 is about 28004.5541832038. The cubic root of 784255055 is about 922.1872403278.

The spelling of 784255055 in words is "seven hundred eighty-four million, two hundred fifty-five thousand, fifty-five".