855092405 has 16 divisors (see below), whose sum is σ = 1076457600. Its totient is φ = 651174720.

The previous prime is 855092393. The next prime is 855092417. The reversal of 855092405 is 504290558.

It is an interprime number because it is at equal distance from previous prime (855092393) and next prime (855092417).

It is not a de Polignac number, because 855092405 - 2⁴ = 855092389 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 31235 + ... + 51824.

It is an arithmetic number, because the mean of its divisors is an integer number (67278600).

Almost surely, 2^855092405 is an apocalyptic number.

It is an amenable number.

855092405 is a deficient number, since it is larger than the sum of its proper divisors (221365195).

855092405 is a wasteful number, since it uses less digits than its factorization.

855092405 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 83164.

The product of its (nonzero) digits is 72000, while the sum is 38.

The square root of 855092405 is about 29241.9630838971. The cubic root of 855092405 is about 949.1561870149.

The spelling of 855092405 in words is "eight hundred fifty-five million, ninety-two thousand, four hundred five".