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670074 = 23293851
BaseRepresentation
bin10100011100101111010
31021001011120
42203211322
5132420244
622210110
75460366
oct2434572
91231146
10670074
11418489
12283936
131a5cc2
141362a6
15d3819
hexa397a

670074 has 16 divisors (see below), whose sum is σ = 1386720. Its totient is φ = 215600.

The previous prime is 670051. The next prime is 670097. The reversal of 670074 is 470076.

It is an interprime number because it is at equal distance from previous prime (670051) and next prime (670097).

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

670074 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1752 + ... + 2099.

It is an arithmetic number, because the mean of its divisors is an integer number (86670).

2670074 is an apocalyptic number.

670074 is an abundant number, since it is smaller than the sum of its proper divisors (716646).

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

670074 is a wasteful number, since it uses less digits than its factorization.

670074 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3885.

The product of its (nonzero) digits is 1176, while the sum is 24.

The square root of 670074 is about 818.5804786336. The cubic root of 670074 is about 87.5066226280.

The spelling of 670074 in words is "six hundred seventy thousand, seventy-four".

Divisors: 1 2 3 6 29 58 87 174 3851 7702 11553 23106 111679 223358 335037 670074