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68474 = 276773
BaseRepresentation
bin10000101101111010
310110221002
4100231322
54142344
61245002
7403430
oct205572
9113832
1068474
114749a
1233762
1325223
141ad50
151544e
hex10b7a

68474 has 16 divisors (see below), whose sum is σ = 120768. Its totient is φ = 28512.

The previous prime is 68473. The next prime is 68477. The reversal of 68474 is 47486.

It is an Ulam number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (68473) 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, 902 + ... + 974.

It is an arithmetic number, because the mean of its divisors is an integer number (7548).

268474 is an apocalyptic number.

68474 is a deficient number, since it is larger than the sum of its proper divisors (52294).

68474 is a wasteful number, since it uses less digits than its factorization.

68474 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 149.

The product of its digits is 5376, while the sum is 29.

The square root of 68474 is about 261.6753714051. The cubic root of 68474 is about 40.9111699654.

The spelling of 68474 in words is "sixty-eight thousand, four hundred seventy-four".

Divisors: 1 2 7 14 67 73 134 146 469 511 938 1022 4891 9782 34237 68474