855092407 has 16 divisors (see below), whose sum is σ = 941129280. Its totient is φ = 772042752.

The previous prime is 855092393. The next prime is 855092417. The reversal of 855092407 is 704290558.

It is not a de Polignac number, because 855092407 - 2¹¹ = 855090359 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 855092407.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (855092417) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 245623 + ... + 249079.

It is an arithmetic number, because the mean of its divisors is an integer number (58820580).

Almost surely, 2^855092407 is an apocalyptic number.

855092407 is a deficient number, since it is larger than the sum of its proper divisors (86036873).

855092407 is a wasteful number, since it uses less digits than its factorization.

855092407 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3882.

The product of its (nonzero) digits is 100800, while the sum is 40.

The square root of 855092407 is about 29241.9631180945. The cubic root of 855092407 is about 949.1561877549.

The spelling of 855092407 in words is "eight hundred fifty-five million, ninety-two thousand, four hundred seven".