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768668 = 224143109
BaseRepresentation
bin10111011101010011100
31110001102012
42323222130
5144044133
624250352
76351005
oct2735234
91401365
10768668
1148556a
123109b8
1320bb44
141601ac
15102b48
hexbba9c

768668 has 24 divisors (see below), whose sum is σ = 1422960. Its totient is φ = 362880.

The previous prime is 768653. The next prime is 768671. The reversal of 768668 is 866867.

It is a Harshad number since it is a multiple of its sum of digits (41).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6998 + ... + 7106.

It is an arithmetic number, because the mean of its divisors is an integer number (59290).

2768668 is an apocalyptic number.

It is an amenable number.

768668 is a deficient number, since it is larger than the sum of its proper divisors (654292).

768668 is a wasteful number, since it uses less digits than its factorization.

768668 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 197 (or 195 counting only the distinct ones).

The product of its digits is 96768, while the sum is 41.

The square root of 768668 is about 876.7371327827. The cubic root of 768668 is about 91.6036827209.

The spelling of 768668 in words is "seven hundred sixty-eight thousand, six hundred sixty-eight".

Divisors: 1 2 4 41 43 82 86 109 164 172 218 436 1763 3526 4469 4687 7052 8938 9374 17876 18748 192167 384334 768668