873254655 has 128 divisors (see below), whose sum is σ = 1973207040. Its totient is φ = 356451840.

The previous prime is 873254653. The next prime is 873254677. The reversal of 873254655 is 556452378.

It is not a de Polignac number, because 873254655 - 2¹ = 873254653 is a prime.

It is a Smith number, since the sum of its digits (45) coincides with the sum of the digits of its prime factors.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a self number, because there is not a number n which added to its sum of digits gives 873254655.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (873254653) by changing a digit.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 379689 + ... + 381981.

It is an arithmetic number, because the mean of its divisors is an integer number (15415680).

Almost surely, 2^873254655 is an apocalyptic number.

873254655 is an abundant number, since it is smaller than the sum of its proper divisors (1099952385).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

873254655 is a wasteful number, since it uses less digits than its factorization.

873254655 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2358 (or 2352 counting only the distinct ones).

The product of its digits is 1008000, while the sum is 45.

The square root of 873254655 is about 29550.8824741326. The cubic root of 873254655 is about 955.8292204844.

The spelling of 873254655 in words is "eight hundred seventy-three million, two hundred fifty-four thousand, six hundred fifty-five".