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805074 = 231091231
BaseRepresentation
bin11000100100011010010
31111220100120
43010203102
5201230244
625131110
76562104
oct3044322
91456316
10805074
114aa956
12329a96
1322259a
1416d574
1510d819
hexc48d2

805074 has 16 divisors (see below), whose sum is σ = 1626240. Its totient is φ = 265680.

The previous prime is 805073. The next prime is 805081. The reversal of 805074 is 470508.

It is an Ulam number.

It is a Curzon number.

It is a plaindrome in base 13.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 805074.

It is not an unprimeable number, because it can be changed into a prime (805073) 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, 39 + ... + 1269.

It is an arithmetic number, because the mean of its divisors is an integer number (101640).

2805074 is an apocalyptic number.

805074 is an abundant number, since it is smaller than the sum of its proper divisors (821166).

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

805074 is a wasteful number, since it uses less digits than its factorization.

805074 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1345.

The product of its (nonzero) digits is 1120, while the sum is 24.

The square root of 805074 is about 897.2591598864. The cubic root of 805074 is about 93.0276250457.

The spelling of 805074 in words is "eight hundred five thousand, seventy-four".

Divisors: 1 2 3 6 109 218 327 654 1231 2462 3693 7386 134179 268358 402537 805074