67000050 has 108 divisors (see below), whose sum is σ = 195139854. Its totient is φ = 16473600.

The previous prime is 67000049. The next prime is 67000069. The reversal of 67000050 is 5000076.

It can be written as a sum of positive squares in 9 ways, for example, as 6487209 + 60512841 = 2547^2 + 7779^2 .

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a junction number, because it is equal to n+sod(n) for n = 66999987 and 67000032.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 53 ways as a sum of consecutive naturals, for example, 75610 + ... + 76490.

Almost surely, 2^67000050 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 67000050, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (97569927).

67000050 is an abundant number, since it is smaller than the sum of its proper divisors (128139804).

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

67000050 is a wasteful number, since it uses less digits than its factorization.

67000050 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 925 (or 904 counting only the distinct ones).

The product of its (nonzero) digits is 210, while the sum is 18.

The square root of 67000050 is about 8185.3558261080. The cubic root of 67000050 is about 406.1549110781.

The spelling of 67000050 in words is "sixty-seven million, fifty", and thus it is an aban number and an uban number.