867557055 has 8 divisors (see below), whose sum is σ = 1388091312. Its totient is φ = 462697088.

The previous prime is 867557029. The next prime is 867557057. The reversal of 867557055 is 550755768.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 867557055 - 2¹⁴ = 867540671 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 867556995 and 867557013.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (867557057) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 28918554 + ... + 28918583.

It is an arithmetic number, because the mean of its divisors is an integer number (173511414).

Almost surely, 2^867557055 is an apocalyptic number.

867557055 is a deficient number, since it is larger than the sum of its proper divisors (520534257).

867557055 is a wasteful number, since it uses less digits than its factorization.

867557055 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 57837145.

The product of its (nonzero) digits is 1470000, while the sum is 48.

The square root of 867557055 is about 29454.3214995695. The cubic root of 867557055 is about 953.7458954755.

The spelling of 867557055 in words is "eight hundred sixty-seven million, five hundred fifty-seven thousand, fifty-five".