867165054 has 128 divisors (see below), whose sum is σ = 2167296000. Its totient is φ = 230519520.

The previous prime is 867165037. The next prime is 867165071. The reversal of 867165054 is 450561768.

It is an interprime number because it is at equal distance from previous prime (867165037) and next prime (867165071).

It is a hoax number, since the sum of its digits (42) coincides with the sum of the digits of its distinct prime factors.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is a junction number, because it is equal to n+sod(n) for n = 867164997 and 867165015.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 2619669 + ... + 2619999.

It is an arithmetic number, because the mean of its divisors is an integer number (16932000).

Almost surely, 2^867165054 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 867165054, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1083648000).

867165054 is an abundant number, since it is smaller than the sum of its proper divisors (1300130946).

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

867165054 is a wasteful number, since it uses less digits than its factorization.

867165054 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 443 (or 429 counting only the distinct ones).

The product of its (nonzero) digits is 201600, while the sum is 42.

The square root of 867165054 is about 29447.6663591531. Note that the first 3 decimals coincide. The cubic root of 867165054 is about 953.6022255128.

The spelling of 867165054 in words is "eight hundred sixty-seven million, one hundred sixty-five thousand, fifty-four".