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22768023 = 319399439
BaseRepresentation
bin101011011011…
…0100110010111
31120211201212010
41112312212113
521312034043
62131555303
7364345035
oct126664627
946751763
1022768023
1111940a53
12775bb33
134942305
143049555
151eeb133
hex15b6997

22768023 has 8 divisors (see below), whose sum is σ = 31955200. Its totient is φ = 14379768.

The previous prime is 22768019. The next prime is 22768033. The reversal of 22768023 is 32086722.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 22768023 - 22 = 22768019 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22768013) 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, 199663 + ... + 199776.

It is an arithmetic number, because the mean of its divisors is an integer number (3994400).

Almost surely, 222768023 is an apocalyptic number.

22768023 is a deficient number, since it is larger than the sum of its proper divisors (9187177).

22768023 is a wasteful number, since it uses less digits than its factorization.

22768023 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 399461.

The product of its (nonzero) digits is 8064, while the sum is 30.

The square root of 22768023 is about 4771.5849568042. The cubic root of 22768023 is about 283.4273614871.

The spelling of 22768023 in words is "twenty-two million, seven hundred sixty-eight thousand, twenty-three".

Divisors: 1 3 19 57 399439 1198317 7589341 22768023